2101304044453 has 8 divisors (see below), whose sum is σ = 2193006408768. Its totient is φ = 2009630123424.

The previous prime is 2101304044451. The next prime is 2101304044457. The reversal of 2101304044453 is 3544404031012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2101304044453 - 2¹ = 2101304044451 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101304044451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6959776 + ... + 7255417.

It is an arithmetic number, because the mean of its divisors is an integer number (274125801096).

Almost surely, 2^{2101304044453} is an apocalyptic number.

2101304044453 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2101304044453 is a deficient number, since it is larger than the sum of its proper divisors (91702364315).

2101304044453 is a wasteful number, since it uses less digits than its factorization.

2101304044453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14221643.

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 2101304044453 its reverse (3544404031012), we get a palindrome (5645708075465).

The spelling of 2101304044453 in words is "two trillion, one hundred one billion, three hundred four million, forty-four thousand, four hundred fifty-three".