104100402243 has 4 divisors (see below), whose sum is σ = 138800536328. Its totient is φ = 69400268160.

The previous prime is 104100402239. The next prime is 104100402253. The reversal of 104100402243 is 342204001401.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 104100402243 - 2² = 104100402239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104100402233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17350067038 + ... + 17350067043.

It is an arithmetic number, because the mean of its divisors is an integer number (34700134082).

Almost surely, 2^104100402243 is an apocalyptic number.

104100402243 is a deficient number, since it is larger than the sum of its proper divisors (34700134085).

104100402243 is an equidigital number, since it uses as much as digits as its factorization.

104100402243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34700134084.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 104100402243 its reverse (342204001401), we get a palindrome (446304403644).

The spelling of 104100402243 in words is "one hundred four billion, one hundred million, four hundred two thousand, two hundred forty-three".