33320323131 has 16 divisors (see below), whose sum is σ = 44704262400. Its totient is φ = 22075033248.

The previous prime is 33320323103. The next prime is 33320323133. The reversal of 33320323131 is 13132302333.

It is not a de Polignac number, because 33320323131 - 2¹⁵ = 33320290363 is a prime.

It is a super-2 number, since 2×33320323131² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33320323133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3416460 + ... + 3426198.

It is an arithmetic number, because the mean of its divisors is an integer number (2794016400).

Almost surely, 2^33320323131 is an apocalyptic number.

33320323131 is a deficient number, since it is larger than the sum of its proper divisors (11383939269).

33320323131 is a wasteful number, since it uses less digits than its factorization.

33320323131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16738.

The product of its (nonzero) digits is 2916, while the sum is 24.

Adding to 33320323131 its reverse (13132302333), we get a palindrome (46452625464).

The spelling of 33320323131 in words is "thirty-three billion, three hundred twenty million, three hundred twenty-three thousand, one hundred thirty-one".