104102122321 has 4 divisors (see below), whose sum is σ = 104112238644. Its totient is φ = 104092006000.

The previous prime is 104102122291. The next prime is 104102122343. The reversal of 104102122321 is 123221201401.

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

It can be written as a sum of positive squares in 2 ways, for example, as 100984128400 + 3117993921 = 317780^2 + 55839^2 .

It is a cyclic number.

It is not a de Polignac number, because 104102122321 - 2⁷ = 104102122193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104102120321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5042710 + ... + 5063311.

It is an arithmetic number, because the mean of its divisors is an integer number (26028059661).

Almost surely, 2^104102122321 is an apocalyptic number.

It is an amenable number.

104102122321 is a deficient number, since it is larger than the sum of its proper divisors (10116323).

104102122321 is a wasteful number, since it uses less digits than its factorization.

104102122321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10116322.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 104102122321 its reverse (123221201401), we get a palindrome (227323323722).

The spelling of 104102122321 in words is "one hundred four billion, one hundred two million, one hundred twenty-two thousand, three hundred twenty-one".