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2210011111320 = 233519432524231
BaseRepresentation
bin100000001010001110111…
…011010101111110011000
321211021102110210200110020
4200022032323111332120
5242202100321030240
64411133131550440
7315445064332365
oct40121673257630
97737373720406
102210011111320
11782295726101
122b83942bb420
1313053196134c
1478d7238746c
153c74a2a70d0
hex2028eed5f98

2210011111320 has 192 divisors, whose sum is σ = 7145072467200. Its totient is φ = 545333402880.

The previous prime is 2210011111313. The next prime is 2210011111327. The reversal of 2210011111320 is 231111100122.

2210011111320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2210011111313) and next prime (2210011111327).

It is a super-2 number, since 2×22100111113202 (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2210011111320.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2210011111327) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3953605 + ... + 4477835.

It is an arithmetic number, because the mean of its divisors is an integer number (37213919100).

Almost surely, 22210011111320 is an apocalyptic number.

2210011111320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2210011111320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3572536233600).

2210011111320 is an abundant number, since it is smaller than the sum of its proper divisors (4935061355880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2210011111320 is a wasteful number, since it uses less digits than its factorization.

2210011111320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524350 (or 524303 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 2210011111320 its reverse (231111100122), we get a palindrome (2441122211442).

The spelling of 2210011111320 in words is "two trillion, two hundred ten billion, eleven million, one hundred eleven thousand, three hundred twenty".