311000110122 has 48 divisors (see below), whose sum is σ = 673668061920. Its totient is φ = 95672281536.

The previous prime is 311000110079. The next prime is 311000110147. The reversal of 311000110122 is 221011000113.

It is a super-2 number, since 2×311000110122² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 311000110098 and 311000110107.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5232093 + ... + 5291199.

It is an arithmetic number, because the mean of its divisors is an integer number (14034751290).

Almost surely, 2^311000110122 is an apocalyptic number.

311000110122 is an abundant number, since it is smaller than the sum of its proper divisors (362667951798).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

311000110122 is a wasteful number, since it uses less digits than its factorization.

311000110122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64327 (or 64314 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 311000110122 its reverse (221011000113), we get a palindrome (532011110235).

The spelling of 311000110122 in words is "three hundred eleven billion, one hundred ten thousand, one hundred twenty-two".