23201231433 has 16 divisors (see below), whose sum is σ = 31851144000. Its totient is φ = 15011510976.

The previous prime is 23201231429. The next prime is 23201231467. The reversal of 23201231433 is 33413210232.

It is not a de Polignac number, because 23201231433 - 2² = 23201231429 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23201131433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 219183 + ... + 307316.

It is an arithmetic number, because the mean of its divisors is an integer number (1990696500).

Almost surely, 2^23201231433 is an apocalyptic number.

It is an amenable number.

23201231433 is a deficient number, since it is larger than the sum of its proper divisors (8649912567).

23201231433 is a wasteful number, since it uses less digits than its factorization.

23201231433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526936.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 23201231433 its reverse (33413210232), we get a palindrome (56614441665).

The spelling of 23201231433 in words is "twenty-three billion, two hundred one million, two hundred thirty-one thousand, four hundred thirty-three".