233421132433 has 16 divisors (see below), whose sum is σ = 251065362240. Its totient is φ = 216217622016.

The previous prime is 233421132403. The next prime is 233421132457. The reversal of 233421132433 is 334231124332.

It is a happy number.

It is not a de Polignac number, because 233421132433 - 2²⁵ = 233387578001 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 233421132395 and 233421132404.

It is not an unprimeable number, because it can be changed into a prime (233421132403) 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, 1187853 + ... + 1370341.

It is an arithmetic number, because the mean of its divisors is an integer number (15691585140).

Almost surely, 2^233421132433 is an apocalyptic number.

It is an amenable number.

233421132433 is a deficient number, since it is larger than the sum of its proper divisors (17644229807).

233421132433 is a wasteful number, since it uses less digits than its factorization.

233421132433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183696.

The product of its digits is 31104, while the sum is 31.

Adding to 233421132433 its reverse (334231124332), we get a palindrome (567652256765).

The spelling of 233421132433 in words is "two hundred thirty-three billion, four hundred twenty-one million, one hundred thirty-two thousand, four hundred thirty-three".