2102245040445 has 32 divisors (see below), whose sum is σ = 3669443334144. Its totient is φ = 1019250830400.

The previous prime is 2102245040419. The next prime is 2102245040461. The reversal of 2102245040445 is 5440405422012.

It is not a de Polignac number, because 2102245040445 - 2¹⁵ = 2102245007677 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12454684 + ... + 12622346.

It is an arithmetic number, because the mean of its divisors is an integer number (114670104192).

Almost surely, 2^{2102245040445} is an apocalyptic number.

It is an amenable number.

2102245040445 is a deficient number, since it is larger than the sum of its proper divisors (1567198293699).

2102245040445 is a wasteful number, since it uses less digits than its factorization.

2102245040445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243673.

The product of its (nonzero) digits is 51200, while the sum is 33.

The spelling of 2102245040445 in words is "two trillion, one hundred two billion, two hundred forty-five million, forty thousand, four hundred forty-five".