311444442332 has 24 divisors (see below), whose sum is σ = 545930329056. Its totient is φ = 155464481088.

The previous prime is 311444442329. The next prime is 311444442347. The reversal of 311444442332 is 233244444113.

It is a junction number, because it is equal to n+sod(n) for n = 311444442292 and 311444442301.

It is a congruent number.

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, 10794758 + ... + 10823570.

It is an arithmetic number, because the mean of its divisors is an integer number (22747097044).

Almost surely, 2^311444442332 is an apocalyptic number.

It is an amenable number.

311444442332 is a deficient number, since it is larger than the sum of its proper divisors (234485886724).

311444442332 is a wasteful number, since it uses less digits than its factorization.

311444442332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33197 (or 33195 counting only the distinct ones).

The product of its digits is 110592, while the sum is 35.

Adding to 311444442332 its reverse (233244444113), we get a palindrome (544688886445).

The spelling of 311444442332 in words is "three hundred eleven billion, four hundred forty-four million, four hundred forty-two thousand, three hundred thirty-two".