31126222262113 has 4 divisors (see below), whose sum is σ = 33955878831408. Its totient is φ = 28296565692820.

The previous prime is 31126222262101. The next prime is 31126222262117.

31126222262113 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 31126222262113 - 2¹³ = 31126222253921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (31126222262117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1414828284631 + ... + 1414828284652.

It is an arithmetic number, because the mean of its divisors is an integer number (8488969707852).

Almost surely, 2^{31126222262113} is an apocalyptic number.

It is an amenable number.

31126222262113 is a deficient number, since it is larger than the sum of its proper divisors (2829656569295).

31126222262113 is a wasteful number, since it uses less digits than its factorization.

31126222262113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2829656569294.

The product of its digits is 20736, while the sum is 34.

It can be divided in two parts, 3112622 and 2262113, that added together give a palindrome (5374735).

The spelling of 31126222262113 in words is "thirty-one trillion, one hundred twenty-six billion, two hundred twenty-two million, two hundred sixty-two thousand, one hundred thirteen".