331020200121112 has 64 divisors (see below), whose sum is σ = 656090270035200. Its totient is φ = 156136922801280.

The previous prime is 331020200121101. The next prime is 331020200121263. The reversal of 331020200121112 is 211121002020133.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 331020200121112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93036898 + ... + 96529294.

It is an arithmetic number, because the mean of its divisors is an integer number (10251410469300).

Almost surely, 2^{331020200121112} is an apocalyptic number.

It is an amenable number.

331020200121112 is a deficient number, since it is larger than the sum of its proper divisors (325070069914088).

331020200121112 is a wasteful number, since it uses less digits than its factorization.

331020200121112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3495056 (or 3495052 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 331020200121112 its reverse (211121002020133), we get a palindrome (542141202141245).

The spelling of 331020200121112 in words is "three hundred thirty-one trillion, twenty billion, two hundred million, one hundred twenty-one thousand, one hundred twelve".