2100122011122 has 8 divisors (see below), whose sum is σ = 4200244022256. Its totient is φ = 700040670372.

The previous prime is 2100122011103. The next prime is 2100122011177. The reversal of 2100122011122 is 2211102210012.

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

2100122011122 is an admirable number.

It is a super-2 number, since 2×2100122011122² (a number of 25 digits) contains 22 as substring.

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, 175010167588 + ... + 175010167599.

It is an arithmetic number, because the mean of its divisors is an integer number (525030502782).

Almost surely, 2^{2100122011122} is an apocalyptic number.

2100122011122 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.

2100122011122 is a wasteful number, since it uses less digits than its factorization.

2100122011122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350020335192.

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

Adding to 2100122011122 its reverse (2211102210012), we get a palindrome (4311224221134).

The spelling of 2100122011122 in words is "two trillion, one hundred billion, one hundred twenty-two million, eleven thousand, one hundred twenty-two".