32232200421 has 4 divisors (see below), whose sum is σ = 42976267232. Its totient is φ = 21488133612.

The previous prime is 32232200411. The next prime is 32232200459. The reversal of 32232200421 is 12400223223.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 12400223223 = 3 ⋅4133407741.

It is not a de Polignac number, because 32232200421 - 2¹³ = 32232192229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32232200411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5372033401 + ... + 5372033406.

It is an arithmetic number, because the mean of its divisors is an integer number (10744066808).

Almost surely, 2^32232200421 is an apocalyptic number.

It is an amenable number.

32232200421 is a deficient number, since it is larger than the sum of its proper divisors (10744066811).

32232200421 is a wasteful number, since it uses less digits than its factorization.

32232200421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10744066810.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 32232200421 its reverse (12400223223), we get a palindrome (44632423644).

The spelling of 32232200421 in words is "thirty-two billion, two hundred thirty-two million, two hundred thousand, four hundred twenty-one".