201002013002101 has 6 divisors (see below), whose sum is σ = 213521169521570. Its totient is φ = 189178365178176.

The previous prime is 201002013002093. The next prime is 201002013002117. The reversal of 201002013002101 is 101200310200102.

It can be written as a sum of positive squares in 3 ways, for example, as 122719757631025 + 78282255371076 = 11077895^2 + 8847726^2 .

It is not a de Polignac number, because 201002013002101 - 2³ = 201002013002093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201002013009101) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 347754347466 + ... + 347754348043.

Almost surely, 2^{201002013002101} is an apocalyptic number.

It is an amenable number.

201002013002101 is a deficient number, since it is larger than the sum of its proper divisors (12519156519469).

201002013002101 is an equidigital number, since it uses as much as digits as its factorization.

201002013002101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695508695543 (or 695508695526 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 201002013002101 its reverse (101200310200102), we get a palindrome (302202323202203).

The spelling of 201002013002101 in words is "two hundred one trillion, two billion, thirteen million, two thousand, one hundred one".