2102245040444 has 24 divisors (see below), whose sum is σ = 3683195378688. Its totient is φ = 1049904151920.

The previous prime is 2102245040419. The next prime is 2102245040461. The reversal of 2102245040444 is 4440405422012.

It is a self number, because there is not a number n which added to its sum of digits gives 2102245040444.

It is a congruent number.

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, 13206809 + ... + 13365039.

It is an arithmetic number, because the mean of its divisors is an integer number (153466474112).

Almost surely, 2^{2102245040444} is an apocalyptic number.

It is an amenable number.

2102245040444 is a deficient number, since it is larger than the sum of its proper divisors (1580950338244).

2102245040444 is a wasteful number, since it uses less digits than its factorization.

2102245040444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162065 (or 162063 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 32.

The spelling of 2102245040444 in words is "two trillion, one hundred two billion, two hundred forty-five million, forty thousand, four hundred forty-four".