22133444433 has 16 divisors (see below), whose sum is σ = 30903198720. Its totient is φ = 14064195024.

The previous prime is 22133444419. The next prime is 22133444453. The reversal of 22133444433 is 33444433122.

It is a happy number.

It is not a de Polignac number, because 22133444433 - 2⁵ = 22133444401 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22133444394 and 22133444403.

It is not an unprimeable number, because it can be changed into a prime (22133444453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 547213 + ... + 586266.

It is an arithmetic number, because the mean of its divisors is an integer number (1931449920).

Almost surely, 2^22133444433 is an apocalyptic number.

22133444433 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

22133444433 is a deficient number, since it is larger than the sum of its proper divisors (8769754287).

22133444433 is a wasteful number, since it uses less digits than its factorization.

22133444433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1133788.

The product of its digits is 82944, while the sum is 33.

Adding to 22133444433 its reverse (33444433122), we get a palindrome (55577877555).

The spelling of 22133444433 in words is "twenty-two billion, one hundred thirty-three million, four hundred forty-four thousand, four hundred thirty-three".