20112214423 has 16 divisors (see below), whose sum is σ = 23255299584. Its totient is φ = 17037770400.

The previous prime is 20112214373. The next prime is 20112214427. The reversal of 20112214423 is 32441221102.

It is not a de Polignac number, because 20112214423 - 2⁹ = 20112213911 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20112214394 and 20112214403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20112214427) 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, 159936 + ... + 256522.

It is an arithmetic number, because the mean of its divisors is an integer number (1453456224).

Almost surely, 2^20112214423 is an apocalyptic number.

20112214423 is a deficient number, since it is larger than the sum of its proper divisors (3143085161).

20112214423 is a wasteful number, since it uses less digits than its factorization.

20112214423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96942.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 20112214423 its reverse (32441221102), we get a palindrome (52553435525).

The spelling of 20112214423 in words is "twenty billion, one hundred twelve million, two hundred fourteen thousand, four hundred twenty-three".