23132311011 has 24 divisors (see below), whose sum is σ = 34601513856. Its totient is φ = 14876334720.

The previous prime is 23132310911. The next prime is 23132311051. The reversal of 23132311011 is 11011323132.

23132311011 is a `hidden beast` number, since 231 + 323 + 110 + 1 + 1 = 666.

It is not a de Polignac number, because 23132311011 - 2²¹ = 23130213859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23132311051) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45120 + ... + 219773.

It is an arithmetic number, because the mean of its divisors is an integer number (1441729744).

Almost surely, 2^23132311011 is an apocalyptic number.

23132311011 is a deficient number, since it is larger than the sum of its proper divisors (11469202845).

23132311011 is a wasteful number, since it uses less digits than its factorization.

23132311011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265243 (or 265240 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 23132311011 its reverse (11011323132), we get a palindrome (34143634143).

The spelling of 23132311011 in words is "twenty-three billion, one hundred thirty-two million, three hundred eleven thousand, eleven".