20412321323 has 8 divisors (see below), whose sum is σ = 20971464192. Its totient is φ = 19858380136.

The previous prime is 20412321317. The next prime is 20412321337. The reversal of 20412321323 is 32312321402.

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

It is a cyclic number.

It is not a de Polignac number, because 20412321323 - 2¹² = 20412317227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20412321343) 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, 1292465 + ... + 1308162.

It is an arithmetic number, because the mean of its divisors is an integer number (2621433024).

Almost surely, 2^20412321323 is an apocalyptic number.

20412321323 is a deficient number, since it is larger than the sum of its proper divisors (559142869).

20412321323 is a wasteful number, since it uses less digits than its factorization.

20412321323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2600841.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 20412321323 its reverse (32312321402), we get a palindrome (52724642725).

The spelling of 20412321323 in words is "twenty billion, four hundred twelve million, three hundred twenty-one thousand, three hundred twenty-three".