2100061615122 has 12 divisors (see below), whose sum is σ = 4550133499470. Its totient is φ = 700020538368.

The previous prime is 2100061615109. The next prime is 2100061615133. The reversal of 2100061615122 is 2215161600012.

2100061615122 is a `hidden beast` number, since 2 + 10 + 0 + 0 + 616 + 15 + 1 + 22 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1897839619641 + 202221995481 = 1377621^2 + 449691^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58335044847 + ... + 58335044882.

Almost surely, 2^{2100061615122} is an apocalyptic number.

2100061615122 is an abundant number, since it is smaller than the sum of its proper divisors (2450071884348).

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

2100061615122 is a wasteful number, since it uses less digits than its factorization.

2100061615122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116670089737 (or 116670089734 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The spelling of 2100061615122 in words is "two trillion, one hundred billion, sixty-one million, six hundred fifteen thousand, one hundred twenty-two".