901201022131 has 8 divisors (see below), whose sum is σ = 901579556864. Its totient is φ = 900822565440.

The previous prime is 901201022129. The next prime is 901201022167. The reversal of 901201022131 is 131220102109.

901201022131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 901201022131 - 2¹ = 901201022129 is a prime.

It is a super-2 number, since 2×901201022131² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (901201022101) 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, 35161501 + ... + 35187121.

It is an arithmetic number, because the mean of its divisors is an integer number (112697444608).

Almost surely, 2^901201022131 is an apocalyptic number.

901201022131 is a deficient number, since it is larger than the sum of its proper divisors (378534733).

901201022131 is a wasteful number, since it uses less digits than its factorization.

901201022131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39021.

The product of its (nonzero) digits is 216, while the sum is 22.

The spelling of 901201022131 in words is "nine hundred one billion, two hundred one million, twenty-two thousand, one hundred thirty-one".