23421211430013 has 12 divisors (see below), whose sum is σ = 33830963449920. Its totient is φ = 15613991083656.

The previous prime is 23421211429991. The next prime is 23421211430033. The reversal of 23421211430013 is 31003411212432.

23421211430013 is a `hidden beast` number, since 2 + 3 + 4 + 2 + 1 + 211 + 430 + 0 + 13 = 666.

It is not a de Polignac number, because 23421211430013 - 2⁶ = 23421211429949 is a prime.

It is a super-3 number, since 3×23421211430013³ (a number of 41 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23421211430033) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11495223 + ... + 13378436.

It is an arithmetic number, because the mean of its divisors is an integer number (2819246954160).

Almost surely, 2^{23421211430013} is an apocalyptic number.

It is an amenable number.

23421211430013 is a deficient number, since it is larger than the sum of its proper divisors (10409752019907).

23421211430013 is a wasteful number, since it uses less digits than its factorization.

23421211430013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24978288 (or 24978285 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 23421211430013 its reverse (31003411212432), we get a palindrome (54424622642445).

The spelling of 23421211430013 in words is "twenty-three trillion, four hundred twenty-one billion, two hundred eleven million, four hundred thirty thousand, thirteen".