331220012118 has 8 divisors (see below), whose sum is σ = 662440024248. Its totient is φ = 110406670704.

The previous prime is 331220012117. The next prime is 331220012129. The reversal of 331220012118 is 811210022133.

It is a sphenic number, since it is the product of 3 distinct primes.

331220012118 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331220012111) 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, 27601667671 + ... + 27601667682.

It is an arithmetic number, because the mean of its divisors is an integer number (82805003031).

Almost surely, 2^331220012118 is an apocalyptic number.

331220012118 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

331220012118 is a wasteful number, since it uses less digits than its factorization.

331220012118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55203335358.

The product of its (nonzero) digits is 576, while the sum is 24.

The spelling of 331220012118 in words is "three hundred thirty-one billion, two hundred twenty million, twelve thousand, one hundred eighteen".