2101110120122 has 8 divisors (see below), whose sum is σ = 3394100963316. Its totient is φ = 969743132352.

The previous prime is 2101110120089. The next prime is 2101110120191. The reversal of 2101110120122 is 2210210111012.

It can be written as a sum of positive squares in 2 ways, for example, as 1904204045041 + 196906075081 = 1379929^2 + 443741^2 .

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 = 2101110120097 and 2101110120106.

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, 40405963823 + ... + 40405963874.

Almost surely, 2^{2101110120122} is an apocalyptic number.

2101110120122 is a deficient number, since it is larger than the sum of its proper divisors (1292990843194).

2101110120122 is a wasteful number, since it uses less digits than its factorization.

2101110120122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80811927712.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2101110120122 its reverse (2210210111012), we get a palindrome (4311320231134).

The spelling of 2101110120122 in words is "two trillion, one hundred one billion, one hundred ten million, one hundred twenty thousand, one hundred twenty-two".