32442220022 has 4 divisors (see below), whose sum is σ = 48663330036. Its totient is φ = 16221110010.

The previous prime is 32442220021. The next prime is 32442220051. The reversal of 32442220022 is 22002224423.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22002224423 = 449 ⋅49002727.

It is a self number, because there is not a number n which added to its sum of digits gives 32442220022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32442220021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8110555004 + ... + 8110555007.

It is an arithmetic number, because the mean of its divisors is an integer number (12165832509).

Almost surely, 2^32442220022 is an apocalyptic number.

32442220022 is a deficient number, since it is larger than the sum of its proper divisors (16221110014).

32442220022 is a wasteful number, since it uses less digits than its factorization.

32442220022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16221110013.

The product of its (nonzero) digits is 3072, while the sum is 23.

Adding to 32442220022 its reverse (22002224423), we get a palindrome (54444444445).

The spelling of 32442220022 in words is "thirty-two billion, four hundred forty-two million, two hundred twenty thousand, twenty-two".