311100201023 has 2 divisors, whose sum is σ = 311100201024. Its totient is φ = 311100201022.

The previous prime is 311100201001. The next prime is 311100201037. The reversal of 311100201023 is 320102001113.

It is an a-pointer prime, because the next prime (311100201037) can be obtained adding 311100201023 to its sum of digits (14).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 311100201023 - 2⁸ = 311100200767 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 311100200989 and 311100201007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (311100201043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155550100511 + 155550100512.

It is an arithmetic number, because the mean of its divisors is an integer number (155550100512).

Almost surely, 2^311100201023 is an apocalyptic number.

311100201023 is a deficient number, since it is larger than the sum of its proper divisors (1).

311100201023 is an equidigital number, since it uses as much as digits as its factorization.

311100201023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 311100201023 its reverse (320102001113), we get a palindrome (631202202136).

The spelling of 311100201023 in words is "three hundred eleven billion, one hundred million, two hundred one thousand, twenty-three".