22372122372 has 24 divisors (see below), whose sum is σ = 53612474496. Its totient is φ = 7255823328.

The previous prime is 22372122359. The next prime is 22372122407. The reversal of 22372122372 is 27322127322.

It is a super-3 number, since 3×22372122372³ (a number of 32 digits) contains 333 as substring.

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, 25193388 + ... + 25194275.

It is an arithmetic number, because the mean of its divisors is an integer number (2233853104).

Almost surely, 2^22372122372 is an apocalyptic number.

It is an amenable number.

22372122372 is an abundant number, since it is smaller than the sum of its proper divisors (31240352124).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22372122372 is a wasteful number, since it uses less digits than its factorization.

22372122372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50387707 (or 50387705 counting only the distinct ones).

The product of its digits is 28224, while the sum is 33.

Adding to 22372122372 its reverse (27322127322), we get a palindrome (49694249694).

The spelling of 22372122372 in words is "twenty-two billion, three hundred seventy-two million, one hundred twenty-two thousand, three hundred seventy-two".