31051040214133 has 2 divisors, whose sum is σ = 31051040214134. Its totient is φ = 31051040214132.

The previous prime is 31051040214107. The next prime is 31051040214149. The reversal of 31051040214133 is 33141204015013.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30975213229444 + 75826984689 = 5565538^2 + 275367^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-31051040214133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31051040214193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15525520107066 + 15525520107067.

It is an arithmetic number, because the mean of its divisors is an integer number (15525520107067).

Almost surely, 2^{31051040214133} is an apocalyptic number.

It is an amenable number.

31051040214133 is a deficient number, since it is larger than the sum of its proper divisors (1).

31051040214133 is an equidigital number, since it uses as much as digits as its factorization.

31051040214133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 31051040214133 its reverse (33141204015013), we get a palindrome (64192244229146).

The spelling of 31051040214133 in words is "thirty-one trillion, fifty-one billion, forty million, two hundred fourteen thousand, one hundred thirty-three".