22130373366 has 80 divisors (see below), whose sum is σ = 51256964880. Its totient is φ = 7132691520.

The previous prime is 22130373361. The next prime is 22130373413. The reversal of 22130373366 is 66337303122.

22130373366 is a `hidden beast` number, since 221 + 3 + 0 + 3 + 73 + 366 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 22130373366.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22130373361) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 564060 + ... + 602016.

It is an arithmetic number, because the mean of its divisors is an integer number (640712061).

Almost surely, 2^22130373366 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22130373366, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25628482440).

22130373366 is an abundant number, since it is smaller than the sum of its proper divisors (29126591514).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22130373366 is a wasteful number, since it uses less digits than its factorization.

22130373366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38091 (or 38082 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 36.

Adding to 22130373366 its reverse (66337303122), we get a palindrome (88467676488).

The spelling of 22130373366 in words is "twenty-two billion, one hundred thirty million, three hundred seventy-three thousand, three hundred sixty-six".