331101122000 has 160 divisors (see below), whose sum is σ = 881870056704. Its totient is φ = 119230656000.

The previous prime is 331101121933. The next prime is 331101122003. The reversal of 331101122000 is 221101133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331101122003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2192942 + ... + 2339058.

Almost surely, 2^331101122000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 331101122000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (440935028352).

331101122000 is an abundant number, since it is smaller than the sum of its proper divisors (550768934704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

331101122000 is a wasteful number, since it uses less digits than its factorization.

331101122000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146254 (or 146238 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 331101122000 its reverse (221101133), we get a palindrome (331322223133).

The spelling of 331101122000 in words is "three hundred thirty-one billion, one hundred one million, one hundred twenty-two thousand".