2101445055299 has 4 divisors (see below), whose sum is σ = 2101447965864. Its totient is φ = 2101442144736.

The previous prime is 2101445055271. The next prime is 2101445055319. The reversal of 2101445055299 is 9925505441012.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2101445055299 - 2²⁰ = 2101444006723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2101448055299) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 535544 + ... + 2118890.

It is an arithmetic number, because the mean of its divisors is an integer number (525361991466).

Almost surely, 2^{2101445055299} is an apocalyptic number.

2101445055299 is a deficient number, since it is larger than the sum of its proper divisors (2910565).

2101445055299 is a wasteful number, since it uses less digits than its factorization.

2101445055299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2910564.

The product of its (nonzero) digits is 648000, while the sum is 47.

The spelling of 2101445055299 in words is "two trillion, one hundred one billion, four hundred forty-five million, fifty-five thousand, two hundred ninety-nine".