10122299999 has 6 divisors (see below), whose sum is σ = 11774920464. Its totient is φ = 8676257100.

The previous prime is 10122299947. The next prime is 10122300011. The reversal of 10122299999 is 99999222101.

It is not a de Polignac number, because 10122299999 - 2⁸ = 10122299743 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10122299999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10122299909) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 103288727 + ... + 103288824.

It is an arithmetic number, because the mean of its divisors is an integer number (1962486744).

Almost surely, 2^10122299999 is an apocalyptic number.

10122299999 is a deficient number, since it is larger than the sum of its proper divisors (1652620465).

10122299999 is an equidigital number, since it uses as much as digits as its factorization.

10122299999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206577565 (or 206577558 counting only the distinct ones).

The product of its (nonzero) digits is 472392, while the sum is 53.

The spelling of 10122299999 in words is "ten billion, one hundred twenty-two million, two hundred ninety-nine thousand, nine hundred ninety-nine".