102412800389 has 2 divisors, whose sum is σ = 102412800390. Its totient is φ = 102412800388.

The previous prime is 102412800349. The next prime is 102412800449. The reversal of 102412800389 is 983008214201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100208967364 + 2203833025 = 316558^2 + 46945^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102412800389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102412800349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51206400194 + 51206400195.

It is an arithmetic number, because the mean of its divisors is an integer number (51206400195).

Almost surely, 2^102412800389 is an apocalyptic number.

It is an amenable number.

102412800389 is a deficient number, since it is larger than the sum of its proper divisors (1).

102412800389 is an equidigital number, since it uses as much as digits as its factorization.

102412800389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 38.

The spelling of 102412800389 in words is "one hundred two billion, four hundred twelve million, eight hundred thousand, three hundred eighty-nine".