23421033131 has 2 divisors, whose sum is σ = 23421033132. Its totient is φ = 23421033130.

The previous prime is 23421033073. The next prime is 23421033137. The reversal of 23421033131 is 13133012432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23421033131 - 2¹⁴ = 23421016747 is a prime.

It is a super-2 number, since 2×23421033131² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23421033097 and 23421033106.

It is not a weakly prime, because it can be changed into another prime (23421033137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11710516565 + 11710516566.

It is an arithmetic number, because the mean of its divisors is an integer number (11710516566).

Almost surely, 2^23421033131 is an apocalyptic number.

23421033131 is a deficient number, since it is larger than the sum of its proper divisors (1).

23421033131 is an equidigital number, since it uses as much as digits as its factorization.

23421033131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 23421033131 its reverse (13133012432), we get a palindrome (36554045563).

The spelling of 23421033131 in words is "twenty-three billion, four hundred twenty-one million, thirty-three thousand, one hundred thirty-one".