22004031332 has 6 divisors (see below), whose sum is σ = 38507054838. Its totient is φ = 11002015664.

The previous prime is 22004031307. The next prime is 22004031367. The reversal of 22004031332 is 23313040022.

It can be written as a sum of positive squares in only one way, i.e., 20645666596 + 1358364736 = 143686^2 + 36856^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2750503913 + ... + 2750503920.

It is an arithmetic number, because the mean of its divisors is an integer number (6417842473).

Almost surely, 2^22004031332 is an apocalyptic number.

It is an amenable number.

22004031332 is a deficient number, since it is larger than the sum of its proper divisors (16503023506).

22004031332 is a wasteful number, since it uses less digits than its factorization.

22004031332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5501007837 (or 5501007835 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 22004031332 its reverse (23313040022), we get a palindrome (45317071354).

The spelling of 22004031332 in words is "twenty-two billion, four million, thirty-one thousand, three hundred thirty-two".