311442042122332 has 12 divisors (see below), whose sum is σ = 594571171324536. Its totient is φ = 141564564601040.

The previous prime is 311442042122311. The next prime is 311442042122411. The reversal of 311442042122332 is 233221240244113.

It is a super-2 number, since 2×311442042122332² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3539114114983 + ... + 3539114115070.

It is an arithmetic number, because the mean of its divisors is an integer number (49547597610378).

Almost surely, 2^{311442042122332} is an apocalyptic number.

It is an amenable number.

311442042122332 is a deficient number, since it is larger than the sum of its proper divisors (283129129202204).

311442042122332 is a wasteful number, since it uses less digits than its factorization.

311442042122332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7078228230068 (or 7078228230066 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 311442042122332 its reverse (233221240244113), we get a palindrome (544663282366445).

The spelling of 311442042122332 in words is "three hundred eleven trillion, four hundred forty-two billion, forty-two million, one hundred twenty-two thousand, three hundred thirty-two".