311103320102053 has 2 divisors, whose sum is σ = 311103320102054. Its totient is φ = 311103320102052.

The previous prime is 311103320101969. The next prime is 311103320102161. The reversal of 311103320102053 is 350201023301113.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 264225772730529 + 46877547371524 = 16255023^2 + 6846718^2 .

It is an emirp because it is prime and its reverse (350201023301113) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 311103320102053 - 2¹⁷ = 311103319970981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (311103320172053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155551660051026 + 155551660051027.

It is an arithmetic number, because the mean of its divisors is an integer number (155551660051027).

Almost surely, 2^{311103320102053} is an apocalyptic number.

It is an amenable number.

311103320102053 is a deficient number, since it is larger than the sum of its proper divisors (1).

311103320102053 is an equidigital number, since it uses as much as digits as its factorization.

311103320102053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 25.

Adding to 311103320102053 its reverse (350201023301113), we get a palindrome (661304343403166).

The spelling of 311103320102053 in words is "three hundred eleven trillion, one hundred three billion, three hundred twenty million, one hundred two thousand, fifty-three".