32023140421 has 2 divisors, whose sum is σ = 32023140422. Its totient is φ = 32023140420.

The previous prime is 32023140407. The next prime is 32023140433. The reversal of 32023140421 is 12404132023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17746236225 + 14276904196 = 133215^2 + 119486^2 .

It is a cyclic number.

It is not a de Polignac number, because 32023140421 - 2²⁷ = 31888922693 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 32023140392 and 32023140401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32023140451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16011570210 + 16011570211.

It is an arithmetic number, because the mean of its divisors is an integer number (16011570211).

Almost surely, 2^32023140421 is an apocalyptic number.

It is an amenable number.

32023140421 is a deficient number, since it is larger than the sum of its proper divisors (1).

32023140421 is an equidigital number, since it uses as much as digits as its factorization.

32023140421 is an evil number, because the sum of its binary digits is even.

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

Adding to 32023140421 its reverse (12404132023), we get a palindrome (44427272444).

The spelling of 32023140421 in words is "thirty-two billion, twenty-three million, one hundred forty thousand, four hundred twenty-one".