22404010042 has 4 divisors (see below), whose sum is σ = 33606015066. Its totient is φ = 11202005020.

The previous prime is 22404010019. The next prime is 22404010073. The reversal of 22404010042 is 24001040422.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 15699839401 + 6704170641 = 125299^2 + 81879^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5601002509 + ... + 5601002512.

Almost surely, 2^22404010042 is an apocalyptic number.

22404010042 is a deficient number, since it is larger than the sum of its proper divisors (11202005024).

22404010042 is a wasteful number, since it uses less digits than its factorization.

22404010042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11202005023.

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 22404010042 its reverse (24001040422), we get a palindrome (46405050464).

The spelling of 22404010042 in words is "twenty-two billion, four hundred four million, ten thousand, forty-two".