331340213022220 has 12 divisors (see below), whose sum is σ = 695814447346704. Its totient is φ = 132536085208880.

The previous prime is 331340213022191. The next prime is 331340213022281. The reversal of 331340213022220 is 22220312043133.

It is a super-2 number, since 2×331340213022220² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8283505325536 + ... + 8283505325575.

It is an arithmetic number, because the mean of its divisors is an integer number (57984537278892).

Almost surely, 2^{331340213022220} is an apocalyptic number.

It is an amenable number.

331340213022220 is an abundant number, since it is smaller than the sum of its proper divisors (364474234324484).

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

331340213022220 is a wasteful number, since it uses less digits than its factorization.

331340213022220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16567010651120 (or 16567010651118 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 331340213022220 its reverse (22220312043133), we get a palindrome (353560525065353).

The spelling of 331340213022220 in words is "three hundred thirty-one trillion, three hundred forty billion, two hundred thirteen million, twenty-two thousand, two hundred twenty".