311042004134331 has 32 divisors (see below), whose sum is σ = 422760961179648. Its totient is φ = 203384135485440.

The previous prime is 311042004134291. The next prime is 311042004134339. The reversal of 311042004134331 is 133431400240113.

It is not a de Polignac number, because 311042004134331 - 2³⁸ = 310767126227387 is a prime.

It is a super-2 number, since 2×311042004134331² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (311042004134339) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29048551 + ... + 38287103.

It is an arithmetic number, because the mean of its divisors is an integer number (13211280036864).

Almost surely, 2^{311042004134331} is an apocalyptic number.

311042004134331 is a deficient number, since it is larger than the sum of its proper divisors (111718957045317).

311042004134331 is a wasteful number, since it uses less digits than its factorization.

311042004134331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9239691.

The product of its (nonzero) digits is 10368, while the sum is 30.

Adding to 311042004134331 its reverse (133431400240113), we get a palindrome (444473404374444).

The spelling of 311042004134331 in words is "three hundred eleven trillion, forty-two billion, four million, one hundred thirty-four thousand, three hundred thirty-one".