22041242233 has 4 divisors (see below), whose sum is σ = 22236297588. Its totient is φ = 21846186880.

The previous prime is 22041242231. The next prime is 22041242257. The reversal of 22041242233 is 33224214022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10110704704 + 11930537529 = 100552^2 + 109227^2 .

It is a cyclic number.

It is not a de Polignac number, because 22041242233 - 2¹ = 22041242231 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22041242198 and 22041242207.

It is not an unprimeable number, because it can be changed into a prime (22041242231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97527508 + ... + 97527733.

It is an arithmetic number, because the mean of its divisors is an integer number (5559074397).

Almost surely, 2^22041242233 is an apocalyptic number.

It is an amenable number.

22041242233 is a deficient number, since it is larger than the sum of its proper divisors (195055355).

22041242233 is a wasteful number, since it uses less digits than its factorization.

22041242233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195055354.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 22041242233 its reverse (33224214022), we get a palindrome (55265456255).

The spelling of 22041242233 in words is "twenty-two billion, forty-one million, two hundred forty-two thousand, two hundred thirty-three".