22131223321033 has 4 divisors (see below), whose sum is σ = 22145346630400. Its totient is φ = 22117100011668.

The previous prime is 22131223320989. The next prime is 22131223321057. The reversal of 22131223321033 is 33012332213122.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22131223321033 - 2³⁷ = 21993784367561 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22131223320992 and 22131223321010.

It is not an unprimeable number, because it can be changed into a prime (22131223321063) 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, 7061652333 + ... + 7061655466.

It is an arithmetic number, because the mean of its divisors is an integer number (5536336657600).

Almost surely, 2^{22131223321033} is an apocalyptic number.

It is an amenable number.

22131223321033 is a deficient number, since it is larger than the sum of its proper divisors (14123309367).

22131223321033 is a wasteful number, since it uses less digits than its factorization.

22131223321033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14123309366.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 22131223321033 its reverse (33012332213122), we get a palindrome (55143555534155).

The spelling of 22131223321033 in words is "twenty-two trillion, one hundred thirty-one billion, two hundred twenty-three million, three hundred twenty-one thousand, thirty-three".