202000100102 has 16 divisors (see below), whose sum is σ = 303423849024. Its totient is φ = 100858905000.

The previous prime is 202000100101. The next prime is 202000100117. The reversal of 202000100102 is 201001000202.

It is a self number, because there is not a number n which added to its sum of digits gives 202000100102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202000100101) 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, 4963577 + ... + 5004107.

It is an arithmetic number, because the mean of its divisors is an integer number (18963990564).

Almost surely, 2^202000100102 is an apocalyptic number.

202000100102 is a deficient number, since it is larger than the sum of its proper divisors (101423748922).

202000100102 is a wasteful number, since it uses less digits than its factorization.

202000100102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43955.

The product of its (nonzero) digits is 8, while the sum is 8.

Adding to 202000100102 its reverse (201001000202), we get a palindrome (403001100304).

It can be divided in two parts, 202000100 and 102, that added together give a palindrome (202000202).

The spelling of 202000100102 in words is "two hundred two billion, one hundred thousand, one hundred two".