22211220002200 has 48 divisors (see below), whose sum is σ = 51983080526160. Its totient is φ = 8825650320000.

The previous prime is 22211220002189. The next prime is 22211220002227. The reversal of 22211220002200 is 220002211222.

It is a super-2 number, since 2×22211220002200² (a number of 27 digits) contains 22 as substring.

It is a zygodrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 367705231 + ... + 367765630.

It is an arithmetic number, because the mean of its divisors is an integer number (1082980844295).

Almost surely, 2^{22211220002200} is an apocalyptic number.

22211220002200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22211220002200 is an abundant number, since it is smaller than the sum of its proper divisors (29771860523960).

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

22211220002200 is a wasteful number, since it uses less digits than its factorization.

22211220002200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 735471028 (or 735471019 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 22211220002200 its reverse (220002211222), we get a palindrome (22431222213422).

The spelling of 22211220002200 in words is "twenty-two trillion, two hundred eleven billion, two hundred twenty million, two thousand, two hundred".