2100112121022 has 8 divisors (see below), whose sum is σ = 4200224242056. Its totient is φ = 700037373672.

The previous prime is 2100112120937. The next prime is 2100112121027. The reversal of 2100112121022 is 2201212110012.

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

2100112121022 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 2100112120992 and 2100112121010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100112121027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175009343413 + ... + 175009343424.

It is an arithmetic number, because the mean of its divisors is an integer number (525028030257).

Almost surely, 2^{2100112121022} is an apocalyptic number.

2100112121022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2100112121022 is a wasteful number, since it uses less digits than its factorization.

2100112121022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350018686842.

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

Adding to 2100112121022 its reverse (2201212110012), we get a palindrome (4301324231034).

The spelling of 2100112121022 in words is "two trillion, one hundred billion, one hundred twelve million, one hundred twenty-one thousand, twenty-two".