22339501901138 has 4 divisors (see below), whose sum is σ = 33509252851710. Its totient is φ = 11169750950568.

The previous prime is 22339501901117. The next prime is 22339501901149. The reversal of 22339501901138 is 83110910593322.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 18022427750089 + 4317074151049 = 4245283^2 + 2077757^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22339501901092 and 22339501901101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5584875475283 + ... + 5584875475286.

Almost surely, 2^{22339501901138} is an apocalyptic number.

22339501901138 is a deficient number, since it is larger than the sum of its proper divisors (11169750950572).

22339501901138 is a wasteful number, since it uses less digits than its factorization.

22339501901138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11169750950571.

The product of its (nonzero) digits is 349920, while the sum is 47.

The spelling of 22339501901138 in words is "twenty-two trillion, three hundred thirty-nine billion, five hundred one million, nine hundred one thousand, one hundred thirty-eight".