121002200102095 has 16 divisors (see below), whose sum is σ = 156372323843232. Its totient is φ = 89355328064640.

The previous prime is 121002200102051. The next prime is 121002200102099. The reversal of 121002200102095 is 590201002200121.

It is not a de Polignac number, because 121002200102095 - 2¹⁹ = 121002199577807 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 (121002200102099) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57154269 + ... + 59233561.

It is an arithmetic number, because the mean of its divisors is an integer number (9773270240202).

Almost surely, 2^{121002200102095} is an apocalyptic number.

121002200102095 is a deficient number, since it is larger than the sum of its proper divisors (35370123741137).

121002200102095 is a wasteful number, since it uses less digits than its factorization.

121002200102095 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2974602.

The product of its (nonzero) digits is 720, while the sum is 25.

The spelling of 121002200102095 in words is "one hundred twenty-one trillion, two billion, two hundred million, one hundred two thousand, ninety-five".