201000202102 has 32 divisors (see below), whose sum is σ = 349513781760. Its totient is φ = 84908060160.

The previous prime is 201000202099. The next prime is 201000202121. The reversal of 201000202102 is 201202000102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4239693 + ... + 4286839.

It is an arithmetic number, because the mean of its divisors is an integer number (10922305680).

Almost surely, 2^201000202102 is an apocalyptic number.

201000202102 is a deficient number, since it is larger than the sum of its proper divisors (148513579658).

201000202102 is a wasteful number, since it uses less digits than its factorization.

201000202102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51516.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 201000202102 its reverse (201202000102), we get a palindrome (402202202204).

The spelling of 201000202102 in words is "two hundred one billion, two hundred two thousand, one hundred two".