311122001330 has 16 divisors (see below), whose sum is σ = 640022402880. Its totient is φ = 106670400432.

The previous prime is 311122001329. The next prime is 311122001353. The reversal of 311122001330 is 33100221113.

It is a junction number, because it is equal to n+sod(n) for n = 311122001299 and 311122001308.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2222299940 + ... + 2222300079.

It is an arithmetic number, because the mean of its divisors is an integer number (40001400180).

Almost surely, 2^311122001330 is an apocalyptic number.

311122001330 is an abundant number, since it is smaller than the sum of its proper divisors (328900401550).

311122001330 is a wasteful number, since it uses less digits than its factorization.

311122001330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4444600033.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 311122001330 its reverse (33100221113), we get a palindrome (344222222443).

The spelling of 311122001330 in words is "three hundred eleven billion, one hundred twenty-two million, one thousand, three hundred thirty".