22520122451432 has 8 divisors (see below), whose sum is σ = 42225229596450. Its totient is φ = 11260061225712.

The previous prime is 22520122451417. The next prime is 22520122451479. The reversal of 22520122451432 is 23415422102522.

It can be written as a sum of positive squares in only one way, i.e., 22511096311396 + 9026140036 = 4744586^2 + 95006^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 22520122451392 and 22520122451401.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1407507653207 + ... + 1407507653222.

Almost surely, 2^{22520122451432} is an apocalyptic number.

It is an amenable number.

22520122451432 is a deficient number, since it is larger than the sum of its proper divisors (19705107145018).

22520122451432 is a wasteful number, since it uses less digits than its factorization.

22520122451432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2815015306435 (or 2815015306431 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 35.

Adding to 22520122451432 its reverse (23415422102522), we get a palindrome (45935544553954).

The spelling of 22520122451432 in words is "twenty-two trillion, five hundred twenty billion, one hundred twenty-two million, four hundred fifty-one thousand, four hundred thirty-two".