31114243335545 has 32 divisors (see below), whose sum is σ = 39529003536000. Its totient is φ = 23470491792384.

The previous prime is 31114243335533. The next prime is 31114243335611. The reversal of 31114243335545 is 54553334241113.

It is a cyclic number.

It is not a de Polignac number, because 31114243335545 - 2¹⁶ = 31114243270009 is a prime.

It is a super-2 number, since 2×31114243335545² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 31114243335496 and 31114243335505.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39822614 + ... + 40596416.

It is an arithmetic number, because the mean of its divisors is an integer number (1235281360500).

Almost surely, 2^{31114243335545} is an apocalyptic number.

It is an amenable number.

31114243335545 is a deficient number, since it is larger than the sum of its proper divisors (8414760200455).

31114243335545 is a wasteful number, since it uses less digits than its factorization.

31114243335545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 780329.

The product of its digits is 1296000, while the sum is 44.

Adding to 31114243335545 its reverse (54553334241113), we get a palindrome (85667577576658).

The spelling of 31114243335545 in words is "thirty-one trillion, one hundred fourteen billion, two hundred forty-three million, three hundred thirty-five thousand, five hundred forty-five".