2102002000202 has 12 divisors (see below), whose sum is σ = 3414198515670. Its totient is φ = 970154769168.

The previous prime is 2102002000157. The next prime is 2102002000207. The reversal of 2102002000202 is 2020002002012.

It can be written as a sum of positive squares in 3 ways, for example, as 999378096721 + 1102623903481 = 999689^2 + 1050059^2 .

It is not an unprimeable number, because it can be changed into a prime (2102002000207) 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, 3109470077 + ... + 3109470752.

Almost surely, 2^{2102002000202} is an apocalyptic number.

2102002000202 is a deficient number, since it is larger than the sum of its proper divisors (1312196515468).

2102002000202 is a wasteful number, since it uses less digits than its factorization.

2102002000202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6218940857 (or 6218940844 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 2102002000202 its reverse (2020002002012), we get a palindrome (4122004002214).

The spelling of 2102002000202 in words is "two trillion, one hundred two billion, two million, two hundred two", and thus it is an aban number.