2101116563226 has 12 divisors (see below), whose sum is σ = 4552419220362. Its totient is φ = 700372187736.

The previous prime is 2101116563179. The next prime is 2101116563251. The reversal of 2101116563226 is 6223656111012.

2101116563226 is a `hidden beast` number, since 2 + 1 + 0 + 1 + 1 + 16 + 5 + 632 + 2 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1290484640025 + 810631923201 = 1135995^2 + 900351^2 .

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, 58364348961 + ... + 58364348996.

Almost surely, 2^{2101116563226} is an apocalyptic number.

2101116563226 is an abundant number, since it is smaller than the sum of its proper divisors (2451302657136).

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

2101116563226 is a wasteful number, since it uses less digits than its factorization.

2101116563226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116728697965 (or 116728697962 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The spelling of 2101116563226 in words is "two trillion, one hundred one billion, one hundred sixteen million, five hundred sixty-three thousand, two hundred twenty-six".