2221323020200 has 24 divisors (see below), whose sum is σ = 5164576022430. Its totient is φ = 888529208000.

The previous prime is 2221323020149. The next prime is 2221323020201. The reversal of 2221323020200 is 20203231222.

It can be written as a sum of positive squares in 3 ways, for example, as 1103638493764 + 1117684526436 = 1050542^2 + 1057206^2 .

It is not an unprimeable number, because it can be changed into a prime (2221323020201) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5553307351 + ... + 5553307750.

Almost surely, 2^{2221323020200} is an apocalyptic number.

2221323020200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2221323020200 is an abundant number, since it is smaller than the sum of its proper divisors (2943253002230).

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

2221323020200 is a wasteful number, since it uses less digits than its factorization.

2221323020200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11106615117 (or 11106615108 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 2221323020200 its reverse (20203231222), we get a palindrome (2241526251422).

The spelling of 2221323020200 in words is "two trillion, two hundred twenty-one billion, three hundred twenty-three million, twenty thousand, two hundred".