331132123122113 has 4 divisors (see below), whose sum is σ = 334226815861680. Its totient is φ = 328037430382548.

The previous prime is 331132123122089. The next prime is 331132123122149. The reversal of 331132123122113 is 311221321231133.

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 331132123122113 - 2²² = 331132118927809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (331132123122193) 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, 1547346369623 + ... + 1547346369836.

It is an arithmetic number, because the mean of its divisors is an integer number (83556703965420).

Almost surely, 2^{331132123122113} is an apocalyptic number.

It is an amenable number.

331132123122113 is a deficient number, since it is larger than the sum of its proper divisors (3094692739567).

331132123122113 is a wasteful number, since it uses less digits than its factorization.

331132123122113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3094692739566.

The product of its digits is 3888, while the sum is 29.

Adding to 331132123122113 its reverse (311221321231133), we get a palindrome (642353444353246).

The spelling of 331132123122113 in words is "three hundred thirty-one trillion, one hundred thirty-two billion, one hundred twenty-three million, one hundred twenty-two thousand, one hundred thirteen".