22516234120 has 32 divisors (see below), whose sum is σ = 53641618200. Its totient is φ = 8476699648.

The previous prime is 22516234067. The next prime is 22516234177. The reversal of 22516234120 is 2143261522.

It can be written as a sum of positive squares in 4 ways, for example, as 22500600004 + 15634116 = 150002^2 + 3954^2 .

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 in 7 ways as a sum of consecutive naturals, for example, 16555375 + ... + 16556734.

Almost surely, 2^22516234120 is an apocalyptic number.

22516234120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22516234120 is an abundant number, since it is smaller than the sum of its proper divisors (31125384080).

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

22516234120 is a wasteful number, since it uses less digits than its factorization.

22516234120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33112137 (or 33112133 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 22516234120 its reverse (2143261522), we get a palindrome (24659495642).

The spelling of 22516234120 in words is "twenty-two billion, five hundred sixteen million, two hundred thirty-four thousand, one hundred twenty".