920031210221133 has 8 divisors (see below), whose sum is σ = 1230578022505248. Its totient is φ = 611419269042224.

The previous prime is 920031210221099. The next prime is 920031210221141. The reversal of 920031210221133 is 331122012130029.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 920031210221133 - 2¹⁶ = 920031210155597 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 920031210221133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (920031210221173) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 483717775191 + ... + 483717777092.

It is an arithmetic number, because the mean of its divisors is an integer number (153822252813156).

Almost surely, 2^{920031210221133} is an apocalyptic number.

It is an amenable number.

920031210221133 is a deficient number, since it is larger than the sum of its proper divisors (310546812284115).

920031210221133 is a wasteful number, since it uses less digits than its factorization.

920031210221133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 967435552603.

The product of its (nonzero) digits is 3888, while the sum is 30.

The spelling of 920031210221133 in words is "nine hundred twenty trillion, thirty-one billion, two hundred ten million, two hundred twenty-one thousand, one hundred thirty-three".