22201312043122 has 4 divisors (see below), whose sum is σ = 33301968064686. Its totient is φ = 11100656021560.

The previous prime is 22201312043117. The next prime is 22201312043129. The reversal of 22201312043122 is 22134021310222.

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., 20106516072841 + 2094795970281 = 4484029^2 + 1447341^2 .

It is not an unprimeable number, because it can be changed into a prime (22201312043129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550328010779 + ... + 5550328010782.

Almost surely, 2^{22201312043122} is an apocalyptic number.

22201312043122 is a deficient number, since it is larger than the sum of its proper divisors (11100656021564).

22201312043122 is a wasteful number, since it uses less digits than its factorization.

22201312043122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11100656021563.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 22201312043122 its reverse (22134021310222), we get a palindrome (44335333353344).

The spelling of 22201312043122 in words is "twenty-two trillion, two hundred one billion, three hundred twelve million, forty-three thousand, one hundred twenty-two".