2221002200000 has 84 divisors (see below), whose sum is σ = 5508774462744. Its totient is φ = 888400800000.

The previous prime is 2221002199993. The next prime is 2221002200003. The reversal of 2221002200000 is 22001222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2221002200003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5352506 + ... + 5752505.

It is an arithmetic number, because the mean of its divisors is an integer number (65580648366).

Almost surely, 2^{2221002200000} is an apocalyptic number.

2221002200000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2221002200000 is an abundant number, since it is smaller than the sum of its proper divisors (3287772262744).

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

2221002200000 is an frugal number, since it uses more digits than its factorization.

2221002200000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11105048 (or 11105018 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 2221002200000 its reverse (22001222), we get a palindrome (2221024201222).

The spelling of 2221002200000 in words is "two trillion, two hundred twenty-one billion, two million, two hundred thousand".