20210100202112 has 16 divisors (see below), whose sum is σ = 40262308996650. Its totient is φ = 10105050100992.

The previous prime is 20210100202063. The next prime is 20210100202129. The reversal of 20210100202112 is 21120200101202.

It can be written as a sum of positive squares in only one way, i.e., 17772430021696 + 2437670180416 = 4215736^2 + 1561304^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78945703787 + ... + 78945704042.

Almost surely, 2^{20210100202112} is an apocalyptic number.

It is an amenable number.

20210100202112 is a deficient number, since it is larger than the sum of its proper divisors (20052208794538).

20210100202112 is an equidigital number, since it uses as much as digits as its factorization.

20210100202112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157891407843 (or 157891407831 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20210100202112 its reverse (21120200101202), we get a palindrome (41330300303314).

The spelling of 20210100202112 in words is "twenty trillion, two hundred ten billion, one hundred million, two hundred two thousand, one hundred twelve".