22001032300 has 36 divisors (see below), whose sum is σ = 51414723136. Its totient is φ = 8123457600.

The previous prime is 22001032253. The next prime is 22001032331. The reversal of 22001032300 is 323010022.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 8460636 + ... + 8463235.

Almost surely, 2^22001032300 is an apocalyptic number.

22001032300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22001032300 is an abundant number, since it is smaller than the sum of its proper divisors (29413690836).

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

22001032300 is a wasteful number, since it uses less digits than its factorization.

22001032300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16923898 (or 16923891 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 22001032300 its reverse (323010022), we get a palindrome (22324042322).

The spelling of 22001032300 in words is "twenty-two billion, one million, thirty-two thousand, three hundred".