23135011124 has 24 divisors (see below), whose sum is σ = 41713523208. Its totient is φ = 11220124160.

The previous prime is 23135011103. The next prime is 23135011129. The reversal of 23135011124 is 42111053132.

It can be written as a sum of positive squares in 4 ways, for example, as 2206180900 + 20928830224 = 46970^2 + 144668^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 23135011124.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23135011129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 379337 + ... + 436080.

It is an arithmetic number, because the mean of its divisors is an integer number (1738063467).

Almost surely, 2^23135011124 is an apocalyptic number.

It is an amenable number.

23135011124 is a deficient number, since it is larger than the sum of its proper divisors (18578512084).

23135011124 is a wasteful number, since it uses less digits than its factorization.

23135011124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 815635 (or 815633 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 23135011124 its reverse (42111053132), we get a palindrome (65246064256).

The spelling of 23135011124 in words is "twenty-three billion, one hundred thirty-five million, eleven thousand, one hundred twenty-four".