2100122001122 has 8 divisors (see below), whose sum is σ = 3152464094172. Its totient is φ = 1049300636400.

The previous prime is 2100122001097. The next prime is 2100122001149. The reversal of 2100122001122 is 2211002210012.

It can be written as a sum of positive squares in 2 ways, for example, as 2096382556321 + 3739444801 = 1447889^2 + 61151^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 2100122001097 and 2100122001106.

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, 380178629 + ... + 380184152.

Almost surely, 2^{2100122001122} is an apocalyptic number.

2100122001122 is a deficient number, since it is larger than the sum of its proper divisors (1052342093050).

2100122001122 is a wasteful number, since it uses less digits than its factorization.

2100122001122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 760364164.

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

Adding to 2100122001122 its reverse (2211002210012), we get a palindrome (4311124211134).

The spelling of 2100122001122 in words is "two trillion, one hundred billion, one hundred twenty-two million, one thousand, one hundred twenty-two".