311140321334031 has 64 divisors (see below), whose sum is σ = 483490689417216. Its totient is φ = 174314532816000.

The previous prime is 311140321333999. The next prime is 311140321334033. The reversal of 311140321334031 is 130433123041113.

It is a happy number.

It is not a de Polignac number, because 311140321334031 - 2⁵ = 311140321333999 is a prime.

It is a super-2 number, since 2×311140321334031² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 311140321334031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (311140321334033) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4891573230 + ... + 4891636836.

It is an arithmetic number, because the mean of its divisors is an integer number (7554542022144).

Almost surely, 2^{311140321334031} is an apocalyptic number.

311140321334031 is a deficient number, since it is larger than the sum of its proper divisors (172350368083185).

311140321334031 is a wasteful number, since it uses less digits than its factorization.

311140321334031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86212.

The product of its (nonzero) digits is 7776, while the sum is 30.

Adding to 311140321334031 its reverse (130433123041113), we get a palindrome (441573444375144).

The spelling of 311140321334031 in words is "three hundred eleven trillion, one hundred forty billion, three hundred twenty-one million, three hundred thirty-four thousand, thirty-one".