22122233300 has 18 divisors (see below), whose sum is σ = 48005246478. Its totient is φ = 8848893280.

The previous prime is 22122233281. The next prime is 22122233303. The reversal of 22122233300 is 333222122.

It can be written as a sum of positive squares in 3 ways, for example, as 6510230596 + 15612002704 = 80686^2 + 124948^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22122233303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 110611067 + ... + 110611266.

Almost surely, 2^22122233300 is an apocalyptic number.

22122233300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22122233300 is an abundant number, since it is smaller than the sum of its proper divisors (25883013178).

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

22122233300 is a wasteful number, since it uses less digits than its factorization.

22122233300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221222347 (or 221222340 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 22122233300 its reverse (333222122), we get a palindrome (22455455422).

The spelling of 22122233300 in words is "twenty-two billion, one hundred twenty-two million, two hundred thirty-three thousand, three hundred".