22000203300 has 144 divisors (see below), whose sum is σ = 66071396160. Its totient is φ = 5645283840.

The previous prime is 22000203289. The next prime is 22000203311. The reversal of 22000203300 is 330200022.

It is an interprime number because it is at equal distance from previous prime (22000203289) and next prime (22000203311).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2666782 + ... + 2675018.

It is an arithmetic number, because the mean of its divisors is an integer number (458829140).

Almost surely, 2^22000203300 is an apocalyptic number.

22000203300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22000203300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33035698080).

22000203300 is an abundant number, since it is smaller than the sum of its proper divisors (44071192860).

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

22000203300 is a wasteful number, since it uses less digits than its factorization.

22000203300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8590 (or 8583 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 12.

Adding to 22000203300 its reverse (330200022), we get a palindrome (22330403322).

The spelling of 22000203300 in words is "twenty-two billion, two hundred three thousand, three hundred".