331012020022 has 16 divisors (see below), whose sum is σ = 508084327872. Its totient is φ = 161650870920.

The previous prime is 331012019993. The next prime is 331012020061. The reversal of 331012020022 is 220020210133.

It is a junction number, because it is equal to n+sod(n) for n = 331012019978 and 331012020005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2885893 + ... + 2998399.

It is an arithmetic number, because the mean of its divisors is an integer number (31755270492).

Almost surely, 2^331012020022 is an apocalyptic number.

331012020022 is a deficient number, since it is larger than the sum of its proper divisors (177072307850).

331012020022 is a wasteful number, since it uses less digits than its factorization.

331012020022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146763.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 331012020022 its reverse (220020210133), we get a palindrome (551032230155).

The spelling of 331012020022 in words is "three hundred thirty-one billion, twelve million, twenty thousand, twenty-two".