311313211102030 has 32 divisors (see below), whose sum is σ = 574047892047168. Its totient is φ = 121484547398400.

The previous prime is 311313211102021. The next prime is 311313211102039. The reversal of 311313211102030 is 30201112313113.

It is an interprime number because it is at equal distance from previous prime (311313211102021) and next prime (311313211102039).

It is a junction number, because it is equal to n+sod(n) for n = 311313211101992 and 311313211102010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (311313211102039) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3082999 + ... + 25142221.

It is an arithmetic number, because the mean of its divisors is an integer number (17938996626474).

Almost surely, 2^{311313211102030} is an apocalyptic number.

311313211102030 is a deficient number, since it is larger than the sum of its proper divisors (262734680945138).

311313211102030 is a wasteful number, since it uses less digits than its factorization.

311313211102030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22093692.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 311313211102030 its reverse (30201112313113), we get a palindrome (341514323415143).

The spelling of 311313211102030 in words is "three hundred eleven trillion, three hundred thirteen billion, two hundred eleven million, one hundred two thousand, thirty".