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2210102200020 = 223511131232320903
BaseRepresentation
bin100000001010010100010…
…110110100011011010100
321211021122211012110122210
4200022110112310123110
5242202242130400040
64411150144153420
7315450251511201
oct40122426643324
97737584173583
102210102200020
11782332090420
122b83ba908870
131305477a49a0
1478d804d8ca8
153c75329b480
hex202945b46d4

2210102200020 has 192 divisors, whose sum is σ = 7271092168704. Its totient is φ = 494504532480.

The previous prime is 2210102200013. The next prime is 2210102200063. The reversal of 2210102200020 is 200022010122.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 2210102199969 and 2210102200005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 105720889 + ... + 105741791.

It is an arithmetic number, because the mean of its divisors is an integer number (37870271712).

Almost surely, 22210102200020 is an apocalyptic number.

2210102200020 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 2210102200020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3635546084352).

2210102200020 is an abundant number, since it is smaller than the sum of its proper divisors (5060989968684).

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

2210102200020 is a wasteful number, since it uses less digits than its factorization.

2210102200020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33262 (or 33260 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 2210102200020 its reverse (200022010122), we get a palindrome (2410124210142).

The spelling of 2210102200020 in words is "two trillion, two hundred ten billion, one hundred two million, two hundred thousand, twenty".