202001911102 has 4 divisors (see below), whose sum is σ = 303002866656. Its totient is φ = 101000955550.

The previous prime is 202001911093. The next prime is 202001911123. The reversal of 202001911102 is 201119100202.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 202001911102.

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, 50500477774 + ... + 50500477777.

It is an arithmetic number, because the mean of its divisors is an integer number (75750716664).

Almost surely, 2^202001911102 is an apocalyptic number.

202001911102 is a deficient number, since it is larger than the sum of its proper divisors (101000955554).

202001911102 is a wasteful number, since it uses less digits than its factorization.

202001911102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101000955553.

The product of its (nonzero) digits is 72, while the sum is 19.

The spelling of 202001911102 in words is "two hundred two billion, one million, nine hundred eleven thousand, one hundred two".