2531335044101 has 2 divisors, whose sum is σ = 2531335044102. Its totient is φ = 2531335044100.

The previous prime is 2531335044083. The next prime is 2531335044107. The reversal of 2531335044101 is 1014405331352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2338987890625 + 192347153476 = 1529375^2 + 438574^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2531335044101 is a prime.

It is a super-2 number, since 2×2531335044101² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2531335044107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1265667522050 + 1265667522051.

It is an arithmetic number, because the mean of its divisors is an integer number (1265667522051).

Almost surely, 2^{2531335044101} is an apocalyptic number.

It is an amenable number.

2531335044101 is a deficient number, since it is larger than the sum of its proper divisors (1).

2531335044101 is an equidigital number, since it uses as much as digits as its factorization.

2531335044101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 32.

The spelling of 2531335044101 in words is "two trillion, five hundred thirty-one billion, three hundred thirty-five million, forty-four thousand, one hundred one".