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2011010102220 = 22357311676171499
BaseRepresentation
bin11101010000111001100…
…010101111001111001100
321010020202202021222211210
4131100321202233033030
5230422022041232340
64135502325414420
7265201463554320
oct35207142571714
97106682258753
102011010102220
11705956859619
122858b726a410
131178395b7c62
146d494c2d980
153749e8b5180
hex1d4398af3cc

2011010102220 has 384 divisors, whose sum is σ = 6697893888000. Its totient is φ = 441156925440.

The previous prime is 2011010102209. The next prime is 2011010102281. The reversal of 2011010102220 is 222010101102.

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 = 2011010102196 and 2011010102205.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1341567031 + ... + 1341568529.

It is an arithmetic number, because the mean of its divisors is an integer number (17442432000).

Almost surely, 22011010102220 is an apocalyptic number.

2011010102220 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 2011010102220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3348946944000).

2011010102220 is an abundant number, since it is smaller than the sum of its proper divisors (4686883785780).

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

2011010102220 is a wasteful number, since it uses less digits than its factorization.

2011010102220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2333 (or 2331 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2011010102220 its reverse (222010101102), we get a palindrome (2233020203322).

The spelling of 2011010102220 in words is "two trillion, eleven billion, ten million, one hundred two thousand, two hundred twenty".