22215534422 has 8 divisors (see below), whose sum is σ = 33324826896. Its totient is φ = 11107258792.

The previous prime is 22215534401. The next prime is 22215534437. The reversal of 22215534422 is 22443551222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 197018 + ... + 288525.

It is an arithmetic number, because the mean of its divisors is an integer number (4165603362).

Almost surely, 2^22215534422 is an apocalyptic number.

22215534422 is a deficient number, since it is larger than the sum of its proper divisors (11109292474).

22215534422 is a wasteful number, since it uses less digits than its factorization.

22215534422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508422.

The product of its digits is 38400, while the sum is 32.

The spelling of 22215534422 in words is "twenty-two billion, two hundred fifteen million, five hundred thirty-four thousand, four hundred twenty-two".