31047114011331 has 16 divisors (see below), whose sum is σ = 45624999788928. Its totient is φ = 18622448889600.

The previous prime is 31047114011239. The next prime is 31047114011387. The reversal of 31047114011331 is 13311041174013.

It is not a de Polignac number, because 31047114011331 - 2¹¹ = 31047114009283 is a prime.

It is a super-3 number, since 3×31047114011331³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (31047114011231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4849592865 + ... + 4849599266.

It is an arithmetic number, because the mean of its divisors is an integer number (2851562486808).

Almost surely, 2^{31047114011331} is an apocalyptic number.

31047114011331 is a deficient number, since it is larger than the sum of its proper divisors (14577885777597).

31047114011331 is a wasteful number, since it uses less digits than its factorization.

31047114011331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9699192242.

The product of its (nonzero) digits is 3024, while the sum is 30.

Adding to 31047114011331 its reverse (13311041174013), we get a palindrome (44358155185344).

The spelling of 31047114011331 in words is "thirty-one trillion, forty-seven billion, one hundred fourteen million, eleven thousand, three hundred thirty-one".