24220129999 has 8 divisors (see below), whose sum is σ = 26130908720. Its totient is φ = 22316164416.

The previous prime is 24220129981. The next prime is 24220130003. The reversal of 24220129999 is 99992102242.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 24220129999 - 2²⁹ = 23683259087 is a prime.

It is a super-2 number, since 2×24220129999² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24220129909) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1695894 + ... + 1710115.

It is an arithmetic number, because the mean of its divisors is an integer number (3266363590).

Almost surely, 2^24220129999 is an apocalyptic number.

24220129999 is a deficient number, since it is larger than the sum of its proper divisors (1910778721).

24220129999 is a wasteful number, since it uses less digits than its factorization.

24220129999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3406569.

The product of its (nonzero) digits is 419904, while the sum is 49.

The spelling of 24220129999 in words is "twenty-four billion, two hundred twenty million, one hundred twenty-nine thousand, nine hundred ninety-nine".