23402131112 has 8 divisors (see below), whose sum is σ = 43878995850. Its totient is φ = 11701065552.

The previous prime is 23402131091. The next prime is 23402131139. The reversal of 23402131112 is 21113120432.

It can be written as a sum of positive squares in only one way, i.e., 23284928836 + 117202276 = 152594^2 + 10826^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1462633187 + ... + 1462633202.

Almost surely, 2^23402131112 is an apocalyptic number.

It is an amenable number.

23402131112 is a deficient number, since it is larger than the sum of its proper divisors (20476864738).

23402131112 is a wasteful number, since it uses less digits than its factorization.

23402131112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2925266395 (or 2925266391 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 23402131112 its reverse (21113120432), we get a palindrome (44515251544).

The spelling of 23402131112 in words is "twenty-three billion, four hundred two million, one hundred thirty-one thousand, one hundred twelve".