104330134021 has 2 divisors, whose sum is σ = 104330134022. Its totient is φ = 104330134020.

The previous prime is 104330134003. The next prime is 104330134049. The reversal of 104330134021 is 120431033401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 103787709921 + 542424100 = 322161^2 + 23290^2 .

It is a cyclic number.

It is not a de Polignac number, because 104330134021 - 2¹¹ = 104330131973 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 104330133983 and 104330134001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104330134001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52165067010 + 52165067011.

It is an arithmetic number, because the mean of its divisors is an integer number (52165067011).

Almost surely, 2^104330134021 is an apocalyptic number.

It is an amenable number.

104330134021 is a deficient number, since it is larger than the sum of its proper divisors (1).

104330134021 is an equidigital number, since it uses as much as digits as its factorization.

104330134021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 104330134021 its reverse (120431033401), we get a palindrome (224761167422).

The spelling of 104330134021 in words is "one hundred four billion, three hundred thirty million, one hundred thirty-four thousand, twenty-one".