22021332229 has 12 divisors (see below), whose sum is σ = 23896731456. Its totient is φ = 20283783312.

The previous prime is 22021332199. The next prime is 22021332251. The reversal of 22021332229 is 92223312022.

It is not a de Polignac number, because 22021332229 - 2¹¹ = 22021330181 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22021332197 and 22021332206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22021335229) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60589 + ... + 218434.

It is an arithmetic number, because the mean of its divisors is an integer number (1991394288).

Almost surely, 2^22021332229 is an apocalyptic number.

It is an amenable number.

22021332229 is a deficient number, since it is larger than the sum of its proper divisors (1875399227).

22021332229 is a wasteful number, since it uses less digits than its factorization.

22021332229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279516 (or 279503 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The spelling of 22021332229 in words is "twenty-two billion, twenty-one million, three hundred thirty-two thousand, two hundred twenty-nine".