23311132102 has 4 divisors (see below), whose sum is σ = 34966698156. Its totient is φ = 11655566050.

The previous prime is 23311132081. The next prime is 23311132133. The reversal of 23311132102 is 20123111332.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 23311132102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5827783024 + ... + 5827783027.

It is an arithmetic number, because the mean of its divisors is an integer number (8741674539).

Almost surely, 2^23311132102 is an apocalyptic number.

23311132102 is a deficient number, since it is larger than the sum of its proper divisors (11655566054).

23311132102 is a wasteful number, since it uses less digits than its factorization.

23311132102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11655566053.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 23311132102 its reverse (20123111332), we get a palindrome (43434243434).

The spelling of 23311132102 in words is "twenty-three billion, three hundred eleven million, one hundred thirty-two thousand, one hundred two".