2202221320000 has 140 divisors (see below), whose sum is σ = 5880855551956. Its totient is φ = 813127680000.

The previous prime is 2202221319971. The next prime is 2202221320007. The reversal of 2202221320000 is 231222022.

It can be written as a sum of positive squares in 10 ways, for example, as 1567063326976 + 635157993024 = 1251824^2 + 796968^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2202221320007) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1597521 + ... + 2637520.

Almost surely, 2^{2202221320000} is an apocalyptic number.

2202221320000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2202221320000 is an abundant number, since it is smaller than the sum of its proper divisors (3678634231956).

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

2202221320000 is an equidigital number, since it uses as much as digits as its factorization.

2202221320000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4235086 (or 4235061 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 2202221320000 its reverse (231222022), we get a palindrome (2202452542022).

The spelling of 2202221320000 in words is "two trillion, two hundred two billion, two hundred twenty-one million, three hundred twenty thousand".