331021200034872 has 160 divisors (see below), whose sum is σ = 991963477573200. Its totient is φ = 102819354393600.

The previous prime is 331021200034871. The next prime is 331021200034897. The reversal of 331021200034872 is 278430002120133.

331021200034872 is a `hidden beast` number, since 3 + 3 + 102 + 1 + 200 + 0 + 348 + 7 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331021200034871) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 219626529 + ... + 221128592.

Almost surely, 2^{331021200034872} is an apocalyptic number.

It is an amenable number.

331021200034872 is an abundant number, since it is smaller than the sum of its proper divisors (660942277538328).

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

331021200034872 is a wasteful number, since it uses less digits than its factorization.

331021200034872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440755219 (or 440755206 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The spelling of 331021200034872 in words is "three hundred thirty-one trillion, twenty-one billion, two hundred million, thirty-four thousand, eight hundred seventy-two".