104302420402 has 4 divisors (see below), whose sum is σ = 156453630606. Its totient is φ = 52151210200.

The previous prime is 104302420399. The next prime is 104302420433. The reversal of 104302420402 is 204024203401.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 204024203401 = 179 ⋅1139800019.

It can be written as a sum of positive squares in only one way, i.e., 67127109921 + 37175310481 = 259089^2 + 192809^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26075605099 + ... + 26075605102.

Almost surely, 2^104302420402 is an apocalyptic number.

104302420402 is a deficient number, since it is larger than the sum of its proper divisors (52151210204).

104302420402 is an equidigital number, since it uses as much as digits as its factorization.

104302420402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52151210203.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 104302420402 its reverse (204024203401), we get a palindrome (308326623803).

The spelling of 104302420402 in words is "one hundred four billion, three hundred two million, four hundred twenty thousand, four hundred two".