331022000220 has 24 divisors (see below), whose sum is σ = 926861600784. Its totient is φ = 88272533376.

The previous prime is 331022000191. The next prime is 331022000249. The reversal of 331022000220 is 22000220133.

It is an interprime number because it is at equal distance from previous prime (331022000191) and next prime (331022000249).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 331022000220.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2758516609 + ... + 2758516728.

It is an arithmetic number, because the mean of its divisors is an integer number (38619233366).

Almost surely, 2^331022000220 is an apocalyptic number.

331022000220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

331022000220 is an abundant number, since it is smaller than the sum of its proper divisors (595839600564).

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

331022000220 is a wasteful number, since it uses less digits than its factorization.

331022000220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5517033349 (or 5517033347 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 331022000220 its reverse (22000220133), we get a palindrome (353022220353).

The spelling of 331022000220 in words is "three hundred thirty-one billion, twenty-two million, two hundred twenty", and thus it is an aban number.