21442323100322 has 8 divisors (see below), whose sum is σ = 32163646185756. Its totient is φ = 10721107705072.

The previous prime is 21442323100301. The next prime is 21442323100337. The reversal of 21442323100322 is 22300132324412.

It can be written as a sum of positive squares in 2 ways, for example, as 19483669668961 + 1958653431361 = 4414031^2 + 1399519^2 .

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

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, 26422913 + ... + 27222324.

Almost surely, 2^{21442323100322} is an apocalyptic number.

21442323100322 is a deficient number, since it is larger than the sum of its proper divisors (10721323085434).

21442323100322 is a wasteful number, since it uses less digits than its factorization.

21442323100322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53845092.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 21442323100322 its reverse (22300132324412), we get a palindrome (43742455424734).

The spelling of 21442323100322 in words is "twenty-one trillion, four hundred forty-two billion, three hundred twenty-three million, one hundred thousand, three hundred twenty-two".