311124302042 has 8 divisors (see below), whose sum is σ = 466734352500. Its totient is φ = 155546184544.

The previous prime is 311124302011. The next prime is 311124302081. The reversal of 311124302042 is 240203421113.

It can be written as a sum of positive squares in 2 ways, for example, as 270276254161 + 40848047881 = 519881^2 + 202109^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×311124302042² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 311124301999 and 311124302017.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7958867 + ... + 7997862.

Almost surely, 2^311124302042 is an apocalyptic number.

311124302042 is a deficient number, since it is larger than the sum of its proper divisors (155610050458).

311124302042 is a wasteful number, since it uses less digits than its factorization.

311124302042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15966480.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 311124302042 its reverse (240203421113), we get a palindrome (551327723155).

The spelling of 311124302042 in words is "three hundred eleven billion, one hundred twenty-four million, three hundred two thousand, forty-two".