22033123021138 has 16 divisors (see below), whose sum is σ = 33866922550104. Its totient is φ = 10744325792640.

The previous prime is 22033123021093. The next prime is 22033123021177. The reversal of 22033123021138 is 83112032133022.

It can be written as a sum of positive squares in 4 ways, for example, as 21837181342729 + 195941678409 = 4673027^2 + 442653^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43988145 + ... + 44486212.

Almost surely, 2^{22033123021138} is an apocalyptic number.

22033123021138 is a deficient number, since it is larger than the sum of its proper divisors (11833799528966).

22033123021138 is a wasteful number, since it uses less digits than its factorization.

22033123021138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88477437.

The product of its (nonzero) digits is 10368, while the sum is 31.

The spelling of 22033123021138 in words is "twenty-two trillion, thirty-three billion, one hundred twenty-three million, twenty-one thousand, one hundred thirty-eight".