2142124299 has 20 divisors (see below), whose sum is σ = 3657102064. Its totient is φ = 1224070704.

The previous prime is 2142124289. The next prime is 2142124301. The reversal of 2142124299 is 9924212412.

2142124299 is a `hidden beast` number, since 2 + 14 + 212 + 429 + 9 = 666.

It is not a de Polignac number, because 2142124299 - 2⁸ = 2142124043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2142124289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1888432 + ... + 1889565.

Almost surely, 2^2142124299 is an apocalyptic number.

2142124299 is a deficient number, since it is larger than the sum of its proper divisors (1514977765).

2142124299 is an equidigital number, since it uses as much as digits as its factorization.

2142124299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3778016 (or 3778007 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 2142124299 is about 46283.0886933878. The cubic root of 2142124299 is about 1289.0850028495.

The spelling of 2142124299 in words is "two billion, one hundred forty-two million, one hundred twenty-four thousand, two hundred ninety-nine".