901101102022201 has 12 divisors (see below), whose sum is σ = 934370766304300. Its totient is φ = 868979157818688.

The previous prime is 901101102022189. The next prime is 901101102022207. The reversal of 901101102022201 is 102220201101109.

It can be written as a sum of positive squares in 6 ways, for example, as 4442395074601 + 896658706947600 = 2107699^2 + 29944260^2 .

It is not a de Polignac number, because 901101102022201 - 2¹¹ = 901101102020153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (901101102022207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 645541566 + ... + 646935943.

Almost surely, 2^{901101102022201} is an apocalyptic number.

It is an amenable number.

901101102022201 is a deficient number, since it is larger than the sum of its proper divisors (33269664282099).

901101102022201 is a wasteful number, since it uses less digits than its factorization.

901101102022201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1292478396 (or 1292478367 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 901101102022201 in words is "nine hundred one trillion, one hundred one billion, one hundred two million, twenty-two thousand, two hundred one".