331022220133 has 4 divisors (see below), whose sum is σ = 361115149248. Its totient is φ = 300929291020.

The previous prime is 331022220131. The next prime is 331022220157.

331022220133 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 331022220133 - 2¹ = 331022220131 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331022220131) 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, 15046464541 + ... + 15046464562.

It is an arithmetic number, because the mean of its divisors is an integer number (90278787312).

Almost surely, 2^331022220133 is an apocalyptic number.

It is an amenable number.

331022220133 is a deficient number, since it is larger than the sum of its proper divisors (30092929115).

331022220133 is a wasteful number, since it uses less digits than its factorization.

331022220133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30092929114.

The product of its (nonzero) digits is 1296, while the sum is 22.

It can be divided in two parts, 331022 and 220133, that added together give a palindrome (551155).

The spelling of 331022220133 in words is "three hundred thirty-one billion, twenty-two million, two hundred twenty thousand, one hundred thirty-three".