33431133113432 has 16 divisors (see below), whose sum is σ = 62693229010200. Its totient is φ = 16712938710720.

The previous prime is 33431133113423. The next prime is 33431133113447. The reversal of 33431133113432 is 23431133113433.

It is a happy number.

It is a super-2 number, since 2×33431133113432² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33431133113392 and 33431133113401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 328426682 + ... + 328528457.

Almost surely, 2^{33431133113432} is an apocalyptic number.

It is an amenable number.

33431133113432 is a deficient number, since it is larger than the sum of its proper divisors (29262095896768).

33431133113432 is a wasteful number, since it uses less digits than its factorization.

33431133113432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 656961506 (or 656961502 counting only the distinct ones).

The product of its digits is 69984, while the sum is 35.

Adding to 33431133113432 its reverse (23431133113433), we get a palindrome (56862266226865).

Subtracting from 33431133113432 its reverse (23431133113433), we obtain a palindrome (9999999999999).

The spelling of 33431133113432 in words is "thirty-three trillion, four hundred thirty-one billion, one hundred thirty-three million, one hundred thirteen thousand, four hundred thirty-two".