20224340123 has 16 divisors (see below), whose sum is σ = 22303349376. Its totient is φ = 18222226560.

The previous prime is 20224340063. The next prime is 20224340137. The reversal of 20224340123 is 32104342202.

It is a cyclic number.

It is not a de Polignac number, because 20224340123 - 2³⁴ = 3044470939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20224340023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 183533 + ... + 272273.

It is an arithmetic number, because the mean of its divisors is an integer number (1393959336).

Almost surely, 2^20224340123 is an apocalyptic number.

20224340123 is a deficient number, since it is larger than the sum of its proper divisors (2079009253).

20224340123 is a wasteful number, since it uses less digits than its factorization.

20224340123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89174.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 20224340123 its reverse (32104342202), we get a palindrome (52328682325).

The spelling of 20224340123 in words is "twenty billion, two hundred twenty-four million, three hundred forty thousand, one hundred twenty-three".