20323012299 has 32 divisors (see below), whose sum is σ = 28356894720. Its totient is φ = 12933998112.

The previous prime is 20323012277. The next prime is 20323012337. The reversal of 20323012299 is 99221032302.

It is not a de Polignac number, because 20323012299 - 2²³ = 20314623691 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20323012499) 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 31 ways as a sum of consecutive naturals, for example, 5375992 + ... + 5379770.

It is an arithmetic number, because the mean of its divisors is an integer number (886152960).

Almost surely, 2^20323012299 is an apocalyptic number.

20323012299 is a deficient number, since it is larger than the sum of its proper divisors (8033882421).

20323012299 is a wasteful number, since it uses less digits than its factorization.

20323012299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4759.

The product of its (nonzero) digits is 11664, while the sum is 33.

The spelling of 20323012299 in words is "twenty billion, three hundred twenty-three million, twelve thousand, two hundred ninety-nine".