31310134055331 has 8 divisors (see below), whose sum is σ = 42534521735760. Its totient is φ = 20479584539232.

The previous prime is 31310134055327. The next prime is 31310134055351. The reversal of 31310134055331 is 13355043101313.

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

It is not a de Polignac number, because 31310134055331 - 2² = 31310134055327 is a prime.

It is a super-2 number, since 2×31310134055331² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 31310134055292 and 31310134055301.

It is not an unprimeable number, because it can be changed into a prime (31310134055351) 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, 98459540896 + ... + 98459541213.

It is an arithmetic number, because the mean of its divisors is an integer number (5316815216970).

Almost surely, 2^{31310134055331} is an apocalyptic number.

31310134055331 is a deficient number, since it is larger than the sum of its proper divisors (11224387680429).

31310134055331 is a wasteful number, since it uses less digits than its factorization.

31310134055331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196919082165.

The product of its (nonzero) digits is 24300, while the sum is 33.

Adding to 31310134055331 its reverse (13355043101313), we get a palindrome (44665177156644).

The spelling of 31310134055331 in words is "thirty-one trillion, three hundred ten billion, one hundred thirty-four million, fifty-five thousand, three hundred thirty-one".