104021213293 has 2 divisors, whose sum is σ = 104021213294. Its totient is φ = 104021213292.

The previous prime is 104021213287. The next prime is 104021213299. The reversal of 104021213293 is 392312120401.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (104021213287) and next prime (104021213299).

It can be written as a sum of positive squares in only one way, i.e., 61783564969 + 42237648324 = 248563^2 + 205518^2 .

It is a cyclic number.

It is not a de Polignac number, because 104021213293 - 2⁹ = 104021212781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104021213299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52010606646 + 52010606647.

It is an arithmetic number, because the mean of its divisors is an integer number (52010606647).

Almost surely, 2^104021213293 is an apocalyptic number.

It is an amenable number.

104021213293 is a deficient number, since it is larger than the sum of its proper divisors (1).

104021213293 is an equidigital number, since it uses as much as digits as its factorization.

104021213293 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 28.

Adding to 104021213293 its reverse (392312120401), we get a palindrome (496333333694).

The spelling of 104021213293 in words is "one hundred four billion, twenty-one million, two hundred thirteen thousand, two hundred ninety-three".