20201100012102 has 16 divisors (see below), whose sum is σ = 40464645472512. Its totient is φ = 6723292429320.

The previous prime is 20201100012047. The next prime is 20201100012127. The reversal of 20201100012102 is 20121000110202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2601889474 + ... + 2601897237.

It is an arithmetic number, because the mean of its divisors is an integer number (2529040342032).

Almost surely, 2^{20201100012102} is an apocalyptic number.

20201100012102 is an abundant number, since it is smaller than the sum of its proper divisors (20263545460410).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20201100012102 is a wasteful number, since it uses less digits than its factorization.

20201100012102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5203787363.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20201100012102 its reverse (20121000110202), we get a palindrome (40322100122304).

The spelling of 20201100012102 in words is "twenty trillion, two hundred one billion, one hundred million, twelve thousand, one hundred two".