2100112122201 has 8 divisors (see below), whose sum is σ = 2806385911200. Its totient is φ = 1396956540672.

The previous prime is 2100112122191. The next prime is 2100112122299. The reversal of 2100112122201 is 1022212110012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2100112122201 - 2²³ = 2100103733593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2100112120201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 779550295 + ... + 779552988.

It is an arithmetic number, because the mean of its divisors is an integer number (350798238900).

Almost surely, 2^{2100112122201} is an apocalyptic number.

It is an amenable number.

2100112122201 is a deficient number, since it is larger than the sum of its proper divisors (706273788999).

2100112122201 is a wasteful number, since it uses less digits than its factorization.

2100112122201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1559103735.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2100112122201 its reverse (1022212110012), we get a palindrome (3122324232213).

The spelling of 2100112122201 in words is "two trillion, one hundred billion, one hundred twelve million, one hundred twenty-two thousand, two hundred one".