22133401442 has 4 divisors (see below), whose sum is σ = 33200102166. Its totient is φ = 11066700720.

The previous prime is 22133401439. The next prime is 22133401463. The reversal of 22133401442 is 24410433122.

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., 21649885321 + 483516121 = 147139^2 + 21989^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5533350359 + ... + 5533350362.

Almost surely, 2^22133401442 is an apocalyptic number.

22133401442 is a deficient number, since it is larger than the sum of its proper divisors (11066700724).

22133401442 is a wasteful number, since it uses less digits than its factorization.

22133401442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11066700723.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 22133401442 its reverse (24410433122), we get a palindrome (46543834564).

The spelling of 22133401442 in words is "twenty-two billion, one hundred thirty-three million, four hundred one thousand, four hundred forty-two".