13022140423 has 4 divisors (see below), whose sum is σ = 13050025560. Its totient is φ = 12994255288.

The previous prime is 13022140393. The next prime is 13022140451. The reversal of 13022140423 is 32404122031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32404122031 = 421 ⋅76969411.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13022140423 is a prime.

It is a super-2 number, since 2×13022140423² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13022140394 and 13022140403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13022143423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13941868 + ... + 13942801.

It is an arithmetic number, because the mean of its divisors is an integer number (3262506390).

Almost surely, 2^13022140423 is an apocalyptic number.

13022140423 is a deficient number, since it is larger than the sum of its proper divisors (27885137).

13022140423 is an equidigital number, since it uses as much as digits as its factorization.

13022140423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27885136.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 13022140423 its reverse (32404122031), we get a palindrome (45426262454).

The spelling of 13022140423 in words is "thirteen billion, twenty-two million, one hundred forty thousand, four hundred twenty-three".