2101110022090 has 16 divisors (see below), whose sum is σ = 3782274163560. Its totient is φ = 840382648000.

The previous prime is 2101110022073. The next prime is 2101110022129. The reversal of 2101110022090 is 902200111012.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1747226617929 + 353883404161 = 1321827^2 + 594881^2 .

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, 7526161 + ... + 7800340.

Almost surely, 2^{2101110022090} is an apocalyptic number.

2101110022090 is a deficient number, since it is larger than the sum of its proper divisors (1681164141470).

2101110022090 is a wasteful number, since it uses less digits than its factorization.

2101110022090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15340217.

The product of its (nonzero) digits is 72, while the sum is 19.

The spelling of 2101110022090 in words is "two trillion, one hundred one billion, one hundred ten million, twenty-two thousand, ninety".