22011022022188 has 6 divisors (see below), whose sum is σ = 38519288538836. Its totient is φ = 11005511011092.

The previous prime is 22011022022161. The next prime is 22011022022189. The reversal of 22011022022188 is 88122022011022.

It is a super-2 number, since 2×22011022022188² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22011022022189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2751377752770 + ... + 2751377752777.

Almost surely, 2^{22011022022188} is an apocalyptic number.

It is an amenable number.

22011022022188 is a deficient number, since it is larger than the sum of its proper divisors (16508266516648).

22011022022188 is a wasteful number, since it uses less digits than its factorization.

22011022022188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5502755505551 (or 5502755505549 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 31.

The spelling of 22011022022188 in words is "twenty-two trillion, eleven billion, twenty-two million, twenty-two thousand, one hundred eighty-eight".