220112120202101 has 16 divisors (see below), whose sum is σ = 223395138122688. Its totient is φ = 216844990003200.

The previous prime is 220112120202097. The next prime is 220112120202109. The reversal of 220112120202101 is 101202021211022.

It is a cyclic number.

It is not a de Polignac number, because 220112120202101 - 2² = 220112120202097 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 220112120202101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220112120202109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39242291 + ... + 44499231.

It is an arithmetic number, because the mean of its divisors is an integer number (13962196132668).

Almost surely, 2^{220112120202101} is an apocalyptic number.

It is an amenable number.

220112120202101 is a deficient number, since it is larger than the sum of its proper divisors (3283017920587).

220112120202101 is an equidigital number, since it uses as much as digits as its factorization.

220112120202101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5258452.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 220112120202101 its reverse (101202021211022), we get a palindrome (321314141413123).

The spelling of 220112120202101 in words is "two hundred twenty trillion, one hundred twelve billion, one hundred twenty million, two hundred two thousand, one hundred one".