233112233421 has 16 divisors (see below), whose sum is σ = 354685281600. Its totient is φ = 151207934544.

The previous prime is 233112233381. The next prime is 233112233437. The reversal of 233112233421 is 124332211332.

233112233421 is a `hidden beast` number, since 2 + 3 + 3 + 1 + 1 + 2 + 233 + 421 = 666.

233112233421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 233112233421 - 2³⁴ = 215932364237 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233112233521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116671791 + ... + 116673788.

It is an arithmetic number, because the mean of its divisors is an integer number (22167830100).

Almost surely, 2^233112233421 is an apocalyptic number.

It is an amenable number.

233112233421 is a deficient number, since it is larger than the sum of its proper divisors (121573048179).

233112233421 is a wasteful number, since it uses less digits than its factorization.

233112233421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233345625 (or 233345619 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

Adding to 233112233421 its reverse (124332211332), we get a palindrome (357444444753).

The spelling of 233112233421 in words is "two hundred thirty-three billion, one hundred twelve million, two hundred thirty-three thousand, four hundred twenty-one".