2104100402443 has 32 divisors (see below), whose sum is σ = 2324558831616. Its totient is φ = 1892394344448.

The previous prime is 2104100402431. The next prime is 2104100402479. The reversal of 2104100402443 is 3442040014012.

It is a cyclic number.

It is not a de Polignac number, because 2104100402443 - 2²¹ = 2104098305291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2104100402483) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 374192530 + ... + 374198152.

It is an arithmetic number, because the mean of its divisors is an integer number (72642463488).

Almost surely, 2^{2104100402443} is an apocalyptic number.

2104100402443 is a deficient number, since it is larger than the sum of its proper divisors (220458429173).

2104100402443 is a wasteful number, since it uses less digits than its factorization.

2104100402443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8323.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 2104100402443 its reverse (3442040014012), we get a palindrome (5546140416455).

The spelling of 2104100402443 in words is "two trillion, one hundred four billion, one hundred million, four hundred two thousand, four hundred forty-three".