10112309989 has 2 divisors, whose sum is σ = 10112309990. Its totient is φ = 10112309988.

The previous prime is 10112309939. The next prime is 10112310023. The reversal of 10112309989 is 98990321101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7953964225 + 2158345764 = 89185^2 + 46458^2 .

It is a cyclic number.

It is not a de Polignac number, because 10112309989 - 2³¹ = 7964826341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10112309939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5056154994 + 5056154995.

It is an arithmetic number, because the mean of its divisors is an integer number (5056154995).

Almost surely, 2^10112309989 is an apocalyptic number.

It is an amenable number.

10112309989 is a deficient number, since it is larger than the sum of its proper divisors (1).

10112309989 is an equidigital number, since it uses as much as digits as its factorization.

10112309989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34992, while the sum is 43.

The spelling of 10112309989 in words is "ten billion, one hundred twelve million, three hundred nine thousand, nine hundred eighty-nine".