220112102121201 has 40 divisors (see below), whose sum is σ = 334864171946304. Its totient is φ = 144048853133280.

The previous prime is 220112102121137. The next prime is 220112102121257. The reversal of 220112102121201 is 102121201211022.

220112102121201 is a `hidden beast` number, since 220 + 1 + 1 + 210 + 21 + 212 + 0 + 1 = 666.

220112102121201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 220112102121201 - 2⁶ = 220112102121137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220112102121281) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 41797071 + ... + 46767716.

Almost surely, 2^{220112102121201} is an apocalyptic number.

It is an amenable number.

220112102121201 is a deficient number, since it is larger than the sum of its proper divisors (114752069825103).

220112102121201 is an equidigital number, since it uses as much as digits as its factorization.

220112102121201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88565363 (or 88565354 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 220112102121201 its reverse (102121201211022), we get a palindrome (322233303332223).

The spelling of 220112102121201 in words is "two hundred twenty trillion, one hundred twelve billion, one hundred two million, one hundred twenty-one thousand, two hundred one".