202122102002102 has 4 divisors (see below), whose sum is σ = 303183153003156. Its totient is φ = 101061051001050.

The previous prime is 202122102001993. The next prime is 202122102002131. The reversal of 202122102002102 is 201200201221202.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50530525500524 + ... + 50530525500527.

It is an arithmetic number, because the mean of its divisors is an integer number (75795788250789).

Almost surely, 2^{202122102002102} is an apocalyptic number.

202122102002102 is a deficient number, since it is larger than the sum of its proper divisors (101061051001054).

202122102002102 is a wasteful number, since it uses less digits than its factorization.

202122102002102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101061051001053.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 202122102002102 its reverse (201200201221202), we get a palindrome (403322303223304).

The spelling of 202122102002102 in words is "two hundred two trillion, one hundred twenty-two billion, one hundred two million, two thousand, one hundred two".