201000021202102 has 16 divisors (see below), whose sum is σ = 309064216090320. Its totient is φ = 98009553197952.

The previous prime is 201000021202073. The next prime is 201000021202121. The reversal of 201000021202102 is 201202120000102.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7734326748 + ... + 7734352735.

It is an arithmetic number, because the mean of its divisors is an integer number (19316513505645).

Almost surely, 2^{201000021202102} is an apocalyptic number.

201000021202102 is a deficient number, since it is larger than the sum of its proper divisors (108064194888218).

201000021202102 is a wasteful number, since it uses less digits than its factorization.

201000021202102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15468679647.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 201000021202102 its reverse (201202120000102), we get a palindrome (402202141202204).

The spelling of 201000021202102 in words is "two hundred one trillion, twenty-one million, two hundred two thousand, one hundred two".