22111102121038 has 12 divisors (see below), whose sum is σ = 38581616966472. Its totient is φ = 9476186623260.

The previous prime is 22111102120993. The next prime is 22111102121039. The reversal of 22111102121038 is 83012120111122.

It is a super-2 number, since 2×22111102121038² (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 (22111102121039) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 112811745418 + ... + 112811745613.

It is an arithmetic number, because the mean of its divisors is an integer number (3215134747206).

Almost surely, 2^{22111102121038} is an apocalyptic number.

22111102121038 is a deficient number, since it is larger than the sum of its proper divisors (16470514845434).

22111102121038 is a wasteful number, since it uses less digits than its factorization.

22111102121038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225623491047 (or 225623491040 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 25.

The spelling of 22111102121038 in words is "twenty-two trillion, one hundred eleven billion, one hundred two million, one hundred twenty-one thousand, thirty-eight".