1230002099 has 4 divisors (see below), whose sum is σ = 1239391560. Its totient is φ = 1220612640.

The previous prime is 1230002089. The next prime is 1230002101. The reversal of 1230002099 is 9902000321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9902000321 = 419 ⋅23632459.

It is a cyclic number.

It is not a de Polignac number, because 1230002099 - 2²⁸ = 961566643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1230002089) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4694534 + ... + 4694795.

It is an arithmetic number, because the mean of its divisors is an integer number (309847890).

Almost surely, 2^1230002099 is an apocalyptic number.

1230002099 is a deficient number, since it is larger than the sum of its proper divisors (9389461).

1230002099 is an equidigital number, since it uses as much as digits as its factorization.

1230002099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9389460.

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 1230002099 is about 35071.3857581932. The cubic root of 1230002099 is about 1071.4418791634.

The spelling of 1230002099 in words is "one billion, two hundred thirty million, two thousand, ninety-nine".