2002202112021 has 16 divisors (see below), whose sum is σ = 2680784272320. Its totient is φ = 1329211111680.

The previous prime is 2002202112019. The next prime is 2002202112139. The reversal of 2002202112021 is 1202112022002.

It is not a de Polignac number, because 2002202112021 - 2¹ = 2002202112019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002202112221) 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, 30624715 + ... + 30690023.

It is an arithmetic number, because the mean of its divisors is an integer number (167549017020).

Almost surely, 2^{2002202112021} is an apocalyptic number.

It is an amenable number.

2002202112021 is a deficient number, since it is larger than the sum of its proper divisors (678582160299).

2002202112021 is a wasteful number, since it uses less digits than its factorization.

2002202112021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107956.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2002202112021 its reverse (1202112022002), we get a palindrome (3204314134023).

The spelling of 2002202112021 in words is "two trillion, two billion, two hundred two million, one hundred twelve thousand, twenty-one".