33231431002144 has 24 divisors (see below), whose sum is σ = 66059567945280. Its totient is φ = 16454397873216.

The previous prime is 33231431002111. The next prime is 33231431002171. The reversal of 33231431002144 is 44120013413233.

It is a super-2 number, since 2×33231431002144² (a number of 28 digits) contains 22 as substring.

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, 5041172524 + ... + 5041179115.

It is an arithmetic number, because the mean of its divisors is an integer number (2752481997720).

Almost surely, 2^{33231431002144} is an apocalyptic number.

It is an amenable number.

33231431002144 is a deficient number, since it is larger than the sum of its proper divisors (32828136943136).

33231431002144 is a wasteful number, since it uses less digits than its factorization.

33231431002144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10082351752 (or 10082351744 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 33231431002144 its reverse (44120013413233), we get a palindrome (77351444415377).

The spelling of 33231431002144 in words is "thirty-three trillion, two hundred thirty-one billion, four hundred thirty-one million, two thousand, one hundred forty-four".