23222152555156 has 24 divisors (see below), whose sum is σ = 41254290145376. Its totient is φ = 11435287929120.

The previous prime is 23222152555141. The next prime is 23222152555163. The reversal of 23222152555156 is 65155525122232.

It is a happy number.

It is a congruent number.

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, 8192610 + ... + 10656601.

Almost surely, 2^{23222152555156} is an apocalyptic number.

It is an amenable number.

23222152555156 is a deficient number, since it is larger than the sum of its proper divisors (18032137590220).

23222152555156 is a wasteful number, since it uses less digits than its factorization.

23222152555156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18853879 (or 18853877 counting only the distinct ones).

The product of its digits is 1800000, while the sum is 46.

Adding to 23222152555156 its reverse (65155525122232), we get a palindrome (88377677677388).

It can be divided in two parts, 232221525 and 55156, that added together give a triangular number (232276681 = T₂₁₅₅₃).

The spelling of 23222152555156 in words is "twenty-three trillion, two hundred twenty-two billion, one hundred fifty-two million, five hundred fifty-five thousand, one hundred fifty-six".