2211242200 has 24 divisors (see below), whose sum is σ = 5141138580. Its totient is φ = 884496800.

The previous prime is 2211242171. The next prime is 2211242219. The reversal of 2211242200 is 22421122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5527906 + ... + 5528305.

Almost surely, 2^2211242200 is an apocalyptic number.

2211242200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2211242200 is an abundant number, since it is smaller than the sum of its proper divisors (2929896380).

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

2211242200 is a wasteful number, since it uses less digits than its factorization.

2211242200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11056227 (or 11056218 counting only the distinct ones).

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

The square root of 2211242200 is about 47023.8471416366. The cubic root of 2211242200 is about 1302.8030641063.

Adding to 2211242200 its reverse (22421122), we get a palindrome (2233663322).

It can be divided in two parts, 221 and 1242200, that added together give a palindrome (1242421).

The spelling of 2211242200 in words is "two billion, two hundred eleven million, two hundred forty-two thousand, two hundred".