22142221432322 has 16 divisors (see below), whose sum is σ = 35830586959992. Its totient is φ = 10223267608320.

The previous prime is 22142221432319. The next prime is 22142221432337. The reversal of 22142221432322 is 22323412224122.

It can be written as a sum of positive squares in 4 ways, for example, as 21775652940721 + 366568491601 = 4666439^2 + 605449^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6143788829 + ... + 6143792432.

Almost surely, 2^{22142221432322} is an apocalyptic number.

22142221432322 is a deficient number, since it is larger than the sum of its proper divisors (13688365527670).

22142221432322 is a wasteful number, since it uses less digits than its factorization.

22142221432322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12287581333.

The product of its digits is 36864, while the sum is 32.

Adding to 22142221432322 its reverse (22323412224122), we get a palindrome (44465633656444).

The spelling of 22142221432322 in words is "twenty-two trillion, one hundred forty-two billion, two hundred twenty-one million, four hundred thirty-two thousand, three hundred twenty-two".