2111102120122 has 16 divisors (see below), whose sum is σ = 3243118490280. Its totient is φ = 1030269007872.

The previous prime is 2111102120093. The next prime is 2111102120159. The reversal of 2111102120122 is 2210212011112.

It can be written as a sum of positive squares in 4 ways, for example, as 2101285075561 + 9817044561 = 1449581^2 + 99081^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2111102120096 and 2111102120105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51575547 + ... + 51616462.

Almost surely, 2^{2111102120122} is an apocalyptic number.

2111102120122 is a deficient number, since it is larger than the sum of its proper divisors (1132016370158).

2111102120122 is a wasteful number, since it uses less digits than its factorization.

2111102120122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103192257.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 2111102120122 its reverse (2210212011112), we get a palindrome (4321314131234).

The spelling of 2111102120122 in words is "two trillion, one hundred eleven billion, one hundred two million, one hundred twenty thousand, one hundred twenty-two".