331220242022133 has 4 divisors (see below), whose sum is σ = 441626989362848. Its totient is φ = 220813494681420.

The previous prime is 331220242022129. The next prime is 331220242022149.

331220242022133 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 not a de Polignac number, because 331220242022133 - 2² = 331220242022129 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 331220242022133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331220242022633) 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, 55203373670353 + ... + 55203373670358.

It is an arithmetic number, because the mean of its divisors is an integer number (110406747340712).

Almost surely, 2^{331220242022133} is an apocalyptic number.

It is an amenable number.

331220242022133 is a deficient number, since it is larger than the sum of its proper divisors (110406747340715).

331220242022133 is a wasteful number, since it uses less digits than its factorization.

331220242022133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110406747340714.

The product of its (nonzero) digits is 20736, while the sum is 30.

The spelling of 331220242022133 in words is "three hundred thirty-one trillion, two hundred twenty billion, two hundred forty-two million, twenty-two thousand, one hundred thirty-three".