33313212023 has 32 divisors (see below), whose sum is σ = 42143625216. Its totient is φ = 25628617728.

The previous prime is 33313212013. The next prime is 33313212043. The reversal of 33313212023 is 32021231333.

It is not a de Polignac number, because 33313212023 - 2⁴ = 33313212007 is a prime.

It is a super-2 number, since 2×33313212023² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33313212023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33313212013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 853511 + ... + 891687.

It is an arithmetic number, because the mean of its divisors is an integer number (1316988288).

Almost surely, 2^33313212023 is an apocalyptic number.

33313212023 is a deficient number, since it is larger than the sum of its proper divisors (8830413193).

33313212023 is a wasteful number, since it uses less digits than its factorization.

33313212023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38463.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 33313212023 its reverse (32021231333), we get a palindrome (65334443356).

The spelling of 33313212023 in words is "thirty-three billion, three hundred thirteen million, two hundred twelve thousand, twenty-three".