220112102001 has 24 divisors (see below), whose sum is σ = 322649424160. Its totient is φ = 133376094720.

The previous prime is 220112101991. The next prime is 220112102033. The reversal of 220112102001 is 100201211022.

It is not a de Polignac number, because 220112102001 - 2¹³ = 220112093809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220112102051) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1967106 + ... + 2075988.

Almost surely, 2^220112102001 is an apocalyptic number.

It is an amenable number.

220112102001 is a deficient number, since it is larger than the sum of its proper divisors (102537322159).

220112102001 is a wasteful number, since it uses less digits than its factorization.

220112102001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114477 (or 114466 counting only the distinct ones).

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

Adding to 220112102001 its reverse (100201211022), we get a palindrome (320313313023).

The spelling of 220112102001 in words is "two hundred twenty billion, one hundred twelve million, one hundred two thousand, one".