202011100102 has 64 divisors (see below), whose sum is σ = 356812646400. Its totient is φ = 83998656000.

The previous prime is 202011100099. The next prime is 202011100103. The reversal of 202011100102 is 201001110202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202011100103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16759774 + ... + 16771822.

It is an arithmetic number, because the mean of its divisors is an integer number (5575197600).

Almost surely, 2^202011100102 is an apocalyptic number.

202011100102 is a deficient number, since it is larger than the sum of its proper divisors (154801546298).

202011100102 is a wasteful number, since it uses less digits than its factorization.

202011100102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12397.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 202011100102 its reverse (201001110202), we get a palindrome (403012210304).

The spelling of 202011100102 in words is "two hundred two billion, eleven million, one hundred thousand, one hundred two".