11890602120 has 32 divisors (see below), whose sum is σ = 35671806720. Its totient is φ = 3170827200.

The previous prime is 11890602107. The next prime is 11890602131. The reversal of 11890602120 is 2120609811.

It is a happy number.

It is a super-2 number, since 2×11890602120² (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 an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49544056 + ... + 49544295.

It is an arithmetic number, because the mean of its divisors is an integer number (1114743960).

Almost surely, 2^11890602120 is an apocalyptic number.

11890602120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11890602120 is an abundant number, since it is smaller than the sum of its proper divisors (23781204600).

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

11890602120 is a wasteful number, since it uses less digits than its factorization.

11890602120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99088365 (or 99088361 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 30.

The spelling of 11890602120 in words is "eleven billion, eight hundred ninety million, six hundred two thousand, one hundred twenty".