220012001012101 has 16 divisors (see below), whose sum is σ = 231439452733440. Its totient is φ = 208856762300160.

The previous prime is 220012001012077. The next prime is 220012001012161. The reversal of 220012001012101 is 101210100210022.

It is a cyclic number.

It is not a de Polignac number, because 220012001012101 - 2⁹ = 220012001011589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220012001012161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4669060 + ... + 21490093.

It is an arithmetic number, because the mean of its divisors is an integer number (14464965795840).

Almost surely, 2^{220012001012101} is an apocalyptic number.

It is an amenable number.

220012001012101 is a deficient number, since it is larger than the sum of its proper divisors (11427451721339).

220012001012101 is a wasteful number, since it uses less digits than its factorization.

220012001012101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26164356.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 220012001012101 its reverse (101210100210022), we get a palindrome (321222101222123).

The spelling of 220012001012101 in words is "two hundred twenty trillion, twelve billion, one million, twelve thousand, one hundred one".