23220423411 has 4 divisors (see below), whose sum is σ = 30960564552. Its totient is φ = 15480282272.

The previous prime is 23220423409. The next prime is 23220423433. The reversal of 23220423411 is 11432402232.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23220423411 - 2¹ = 23220423409 is a prime.

It is a super-2 number, since 2×23220423411² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23220423491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3870070566 + ... + 3870070571.

It is an arithmetic number, because the mean of its divisors is an integer number (7740141138).

Almost surely, 2^23220423411 is an apocalyptic number.

23220423411 is a deficient number, since it is larger than the sum of its proper divisors (7740141141).

23220423411 is an equidigital number, since it uses as much as digits as its factorization.

23220423411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7740141140.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 23220423411 its reverse (11432402232), we get a palindrome (34652825643).

The spelling of 23220423411 in words is "twenty-three billion, two hundred twenty million, four hundred twenty-three thousand, four hundred eleven".