311120212322 has 8 divisors (see below), whose sum is σ = 467227425756. Its totient is φ = 155377737072.

The previous prime is 311120212297. The next prime is 311120212331. The reversal of 311120212322 is 223212021113.

It can be written as a sum of positive squares in 2 ways, for example, as 297721918321 + 13398294001 = 545639^2 + 115751^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 311120212294 and 311120212303.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91182413 + ... + 91185824.

Almost surely, 2^311120212322 is an apocalyptic number.

311120212322 is a deficient number, since it is larger than the sum of its proper divisors (156107213434).

311120212322 is a wasteful number, since it uses less digits than its factorization.

311120212322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182369092.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 311120212322 its reverse (223212021113), we get a palindrome (534332233435).

The spelling of 311120212322 in words is "three hundred eleven billion, one hundred twenty million, two hundred twelve thousand, three hundred twenty-two".