201022200122209 has 4 divisors (see below), whose sum is σ = 205697135008816. Its totient is φ = 196347265235604.

The previous prime is 201022200122179. The next prime is 201022200122213. The reversal of 201022200122209 is 902221002220102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201022200122209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201022200122239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2337467443239 + ... + 2337467443324.

It is an arithmetic number, because the mean of its divisors is an integer number (51424283752204).

Almost surely, 2^{201022200122209} is an apocalyptic number.

It is an amenable number.

201022200122209 is a deficient number, since it is larger than the sum of its proper divisors (4674934886607).

201022200122209 is an equidigital number, since it uses as much as digits as its factorization.

201022200122209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4674934886606.

The product of its (nonzero) digits is 1152, while the sum is 25.

The spelling of 201022200122209 in words is "two hundred one trillion, twenty-two billion, two hundred million, one hundred twenty-two thousand, two hundred nine".