23032121011 has 8 divisors (see below), whose sum is σ = 23469882624. Its totient is φ = 22597663680.

The previous prime is 23032120997. The next prime is 23032121027. The reversal of 23032121011 is 11012123032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23032121011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23032121051) 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, 811996 + ... + 839881.

It is an arithmetic number, because the mean of its divisors is an integer number (2933735328).

Almost surely, 2^23032121011 is an apocalyptic number.

23032121011 is a deficient number, since it is larger than the sum of its proper divisors (437761613).

23032121011 is a wasteful number, since it uses less digits than its factorization.

23032121011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1652141.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 23032121011 its reverse (11012123032), we get a palindrome (34044244043).

The spelling of 23032121011 in words is "twenty-three billion, thirty-two million, one hundred twenty-one thousand, eleven".