2100222100112 has 20 divisors (see below), whose sum is σ = 4209496882620. Its totient is φ = 1013900323968.

The previous prime is 2100222100091. The next prime is 2100222100121. The reversal of 2100222100112 is 2110012220012.

It can be written as a sum of positive squares in 2 ways, for example, as 1808228847616 + 291993252496 = 1344704^2 + 540364^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2263169903 + ... + 2263170830.

It is an arithmetic number, because the mean of its divisors is an integer number (210474844131).

Almost surely, 2^{2100222100112} is an apocalyptic number.

It is an amenable number.

2100222100112 is an abundant number, since it is smaller than the sum of its proper divisors (2109274782508).

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

2100222100112 is a wasteful number, since it uses less digits than its factorization.

2100222100112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4526340770 (or 4526340764 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2100222100112 its reverse (2110012220012), we get a palindrome (4210234320124).

The spelling of 2100222100112 in words is "two trillion, one hundred billion, two hundred twenty-two million, one hundred thousand, one hundred twelve".