10556622120 has 128 divisors (see below), whose sum is σ = 35352599040. Its totient is φ = 2499651840.

The previous prime is 10556622047. The next prime is 10556622127. The reversal of 10556622120 is 2122665501.

It is a super-2 number, since 2×10556622120² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (10556622127) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36234 + ... + 149753.

It is an arithmetic number, because the mean of its divisors is an integer number (276192180).

Almost surely, 2^10556622120 is an apocalyptic number.

10556622120 is a gapful number since it is divisible by the number (10) 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 10556622120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17676299520).

10556622120 is an abundant number, since it is smaller than the sum of its proper divisors (24795976920).

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

10556622120 is a wasteful number, since it uses less digits than its factorization.

10556622120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186055 (or 186051 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

The spelling of 10556622120 in words is "ten billion, five hundred fifty-six million, six hundred twenty-two thousand, one hundred twenty".