20123324319 has 8 divisors (see below), whose sum is σ = 30664113280. Its totient is φ = 11499042456.

The previous prime is 20123324279. The next prime is 20123324369. The reversal of 20123324319 is 91342332102.

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

It is not a de Polignac number, because 20123324319 - 2⁸ = 20123324063 is a prime.

It is a super-2 number, since 2×20123324319² (a number of 21 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 (20123324369) 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, 479126749 + ... + 479126790.

It is an arithmetic number, because the mean of its divisors is an integer number (3833014160).

Almost surely, 2^20123324319 is an apocalyptic number.

20123324319 is a deficient number, since it is larger than the sum of its proper divisors (10540788961).

20123324319 is an equidigital number, since it uses as much as digits as its factorization.

20123324319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 958253549.

The product of its (nonzero) digits is 7776, while the sum is 30.

The spelling of 20123324319 in words is "twenty billion, one hundred twenty-three million, three hundred twenty-four thousand, three hundred nineteen".