201002002211091 has 8 divisors (see below), whose sum is σ = 268004876120064. Its totient is φ = 134000231554760.

The previous prime is 201002002211083. The next prime is 201002002211111. The reversal of 201002002211091 is 190112200200102.

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 201002002211091 - 2³ = 201002002211083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201002002211081) 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, 275387955 + ... + 276116876.

It is an arithmetic number, because the mean of its divisors is an integer number (33500609515008).

Almost surely, 2^{201002002211091} is an apocalyptic number.

201002002211091 is a deficient number, since it is larger than the sum of its proper divisors (67002873908973).

201002002211091 is a wasteful number, since it uses less digits than its factorization.

201002002211091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551626321.

The product of its (nonzero) digits is 144, while the sum is 21.

Adding to 201002002211091 its reverse (190112200200102), we get a palindrome (391114202411193).

The spelling of 201002002211091 in words is "two hundred one trillion, two billion, two million, two hundred eleven thousand, ninety-one".