22987423112 has 8 divisors (see below), whose sum is σ = 43101418350. Its totient is φ = 11493711552.

The previous prime is 22987423091. The next prime is 22987423177. The reversal of 22987423112 is 21132478922.

It can be written as a sum of positive squares in only one way, i.e., 20691671716 + 2295751396 = 143846^2 + 47914^2 .

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

It is a super-2 number, since 2×22987423112² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22987423112.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1436713937 + ... + 1436713952.

Almost surely, 2^22987423112 is an apocalyptic number.

It is an amenable number.

22987423112 is a deficient number, since it is larger than the sum of its proper divisors (20113995238).

22987423112 is a wasteful number, since it uses less digits than its factorization.

22987423112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2873427895 (or 2873427891 counting only the distinct ones).

The product of its digits is 96768, while the sum is 41.

The spelling of 22987423112 in words is "twenty-two billion, nine hundred eighty-seven million, four hundred twenty-three thousand, one hundred twelve".