311000141031 has 8 divisors (see below), whose sum is σ = 439059022704. Its totient is φ = 195137343360.

The previous prime is 311000140993. The next prime is 311000141041. The reversal of 311000141031 is 130141000113.

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

It is not a de Polignac number, because 311000141031 - 2⁷ = 311000140903 is a prime.

It is a super-2 number, since 2×311000141031² (a number of 24 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 311000141031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (311000141041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3049020940 + ... + 3049021041.

It is an arithmetic number, because the mean of its divisors is an integer number (54882377838).

Almost surely, 2^311000141031 is an apocalyptic number.

311000141031 is a deficient number, since it is larger than the sum of its proper divisors (128058881673).

311000141031 is a wasteful number, since it uses less digits than its factorization.

311000141031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6098042001.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 311000141031 its reverse (130141000113), we get a palindrome (441141141144).

The spelling of 311000141031 in words is "three hundred eleven billion, one hundred forty-one thousand, thirty-one".