22011040232112 has 40 divisors (see below), whose sum is σ = 57071676305920. Its totient is φ = 7309939556160.

The previous prime is 22011040232081. The next prime is 22011040232119. The reversal of 22011040232112 is 21123204011022.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (22011040232119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 846044812 + ... + 846070827.

It is an arithmetic number, because the mean of its divisors is an integer number (1426791907648).

Almost surely, 2^{22011040232112} is an apocalyptic number.

It is an amenable number.

22011040232112 is an abundant number, since it is smaller than the sum of its proper divisors (35060636073808).

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

22011040232112 is a wasteful number, since it uses less digits than its factorization.

22011040232112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1692115921 (or 1692115915 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 22011040232112 its reverse (21123204011022), we get a palindrome (43134244243134).

The spelling of 22011040232112 in words is "twenty-two trillion, eleven billion, forty million, two hundred thirty-two thousand, one hundred twelve".