33224404232131 has 16 divisors (see below), whose sum is σ = 37984925364480. Its totient is φ = 28467428502240.

The previous prime is 33224404232087. The next prime is 33224404232141. The reversal of 33224404232131 is 13123240442233.

It is not a de Polignac number, because 33224404232131 - 2³⁷ = 33086965278659 is a prime.

It is a super-2 number, since 2×33224404232131² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33224404232141) 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, 736154436 + ... + 736199566.

It is an arithmetic number, because the mean of its divisors is an integer number (2374057835280).

Almost surely, 2^{33224404232131} is an apocalyptic number.

33224404232131 is a deficient number, since it is larger than the sum of its proper divisors (4760521132349).

33224404232131 is a wasteful number, since it uses less digits than its factorization.

33224404232131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82074.

The product of its (nonzero) digits is 82944, while the sum is 34.

Adding to 33224404232131 its reverse (13123240442233), we get a palindrome (46347644674364).

The spelling of 33224404232131 in words is "thirty-three trillion, two hundred twenty-four billion, four hundred four million, two hundred thirty-two thousand, one hundred thirty-one".