311311355132 has 6 divisors (see below), whose sum is σ = 544794871488. Its totient is φ = 155655677564.

The previous prime is 311311355093. The next prime is 311311355141. The reversal of 311311355132 is 231553113113.

It is a junction number, because it is equal to n+sod(n) for n = 311311355095 and 311311355104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38913919388 + ... + 38913919395.

It is an arithmetic number, because the mean of its divisors is an integer number (90799145248).

Almost surely, 2^311311355132 is an apocalyptic number.

It is an amenable number.

311311355132 is a deficient number, since it is larger than the sum of its proper divisors (233483516356).

311311355132 is a wasteful number, since it uses less digits than its factorization.

311311355132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77827838787 (or 77827838785 counting only the distinct ones).

The product of its digits is 4050, while the sum is 29.

Adding to 311311355132 its reverse (231553113113), we get a palindrome (542864468245).

The spelling of 311311355132 in words is "three hundred eleven billion, three hundred eleven million, three hundred fifty-five thousand, one hundred thirty-two".