33112320037 has 2 divisors, whose sum is σ = 33112320038. Its totient is φ = 33112320036.

The previous prime is 33112320019. The next prime is 33112320041. The reversal of 33112320037 is 73002321133.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30298972356 + 2813347681 = 174066^2 + 53041^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33112320037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 33112319993 and 33112320020.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33112320337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16556160018 + 16556160019.

It is an arithmetic number, because the mean of its divisors is an integer number (16556160019).

Almost surely, 2^33112320037 is an apocalyptic number.

It is an amenable number.

33112320037 is a deficient number, since it is larger than the sum of its proper divisors (1).

33112320037 is an equidigital number, since it uses as much as digits as its factorization.

33112320037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 25.

The spelling of 33112320037 in words is "thirty-three billion, one hundred twelve million, three hundred twenty thousand, thirty-seven".