22011011122112 has 28 divisors (see below), whose sum is σ = 44693869973016. Its totient is φ = 10749563569920.

The previous prime is 22011011122097. The next prime is 22011011122117. The reversal of 22011011122112 is 21122111011022.

It is a super-2 number, since 2×22011011122112² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22011011122117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3999090839 + ... + 3999096342.

Almost surely, 2^{22011011122112} is an apocalyptic number.

It is an amenable number.

22011011122112 is an abundant number, since it is smaller than the sum of its proper divisors (22682858850904).

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

22011011122112 is an equidigital number, since it uses as much as digits as its factorization.

22011011122112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7998187236 (or 7998187226 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 22011011122112 its reverse (21122111011022), we get a palindrome (43133122133134).

The spelling of 22011011122112 in words is "twenty-two trillion, eleven billion, eleven million, one hundred twenty-two thousand, one hundred twelve".