32213443442 has 4 divisors (see below), whose sum is σ = 48320165166. Its totient is φ = 16106721720.

The previous prime is 32213443417. The next prime is 32213443469. The reversal of 32213443442 is 24434431223.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24434431223 = 1747 ⋅13986509.

It can be written as a sum of positive squares in only one way, i.e., 26611070641 + 5602372801 = 163129^2 + 74849^2 .

It is a junction number, because it is equal to n+sod(n) for n = 32213443399 and 32213443408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8053360859 + ... + 8053360862.

Almost surely, 2^32213443442 is an apocalyptic number.

32213443442 is a deficient number, since it is larger than the sum of its proper divisors (16106721724).

32213443442 is a wasteful number, since it uses less digits than its factorization.

32213443442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16106721723.

The product of its digits is 55296, while the sum is 32.

Adding to 32213443442 its reverse (24434431223), we get a palindrome (56647874665).

The spelling of 32213443442 in words is "thirty-two billion, two hundred thirteen million, four hundred forty-three thousand, four hundred forty-two".