10213309979 has 2 divisors, whose sum is σ = 10213309980. Its totient is φ = 10213309978.

The previous prime is 10213309969. The next prime is 10213310017. The reversal of 10213309979 is 97990331201.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10213309979 is a prime.

It is not a weakly prime, because it can be changed into another prime (10213309969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5106654989 + 5106654990.

It is an arithmetic number, because the mean of its divisors is an integer number (5106654990).

Almost surely, 2^10213309979 is an apocalyptic number.

10213309979 is a deficient number, since it is larger than the sum of its proper divisors (1).

10213309979 is an equidigital number, since it uses as much as digits as its factorization.

10213309979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 91854, while the sum is 44.

The spelling of 10213309979 in words is "ten billion, two hundred thirteen million, three hundred nine thousand, nine hundred seventy-nine".