23420214443 has 2 divisors, whose sum is σ = 23420214444. Its totient is φ = 23420214442.

The previous prime is 23420214437. The next prime is 23420214449. The reversal of 23420214443 is 34441202432.

It is a balanced prime because it is at equal distance from previous prime (23420214437) and next prime (23420214449).

It is a cyclic number.

It is not a de Polignac number, because 23420214443 - 2¹⁴ = 23420198059 is a prime.

It is a super-2 number, since 2×23420214443² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23420214449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11710107221 + 11710107222.

It is an arithmetic number, because the mean of its divisors is an integer number (11710107222).

Almost surely, 2^23420214443 is an apocalyptic number.

23420214443 is a deficient number, since it is larger than the sum of its proper divisors (1).

23420214443 is an equidigital number, since it uses as much as digits as its factorization.

23420214443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 23420214443 its reverse (34441202432), we get a palindrome (57861416875).

The spelling of 23420214443 in words is "twenty-three billion, four hundred twenty million, two hundred fourteen thousand, four hundred forty-three".