2122440200 has 24 divisors (see below), whose sum is σ = 4934673930. Its totient is φ = 848976000.

The previous prime is 2122440193. The next prime is 2122440247. The reversal of 2122440200 is 20442212.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 1522092196 + 600348004 = 39014^2 + 24502^2 .

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, 5305901 + ... + 5306300.

Almost surely, 2^2122440200 is an apocalyptic number.

2122440200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2122440200 is an abundant number, since it is smaller than the sum of its proper divisors (2812233730).

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

2122440200 is a wasteful number, since it uses less digits than its factorization.

2122440200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10612217 (or 10612208 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 2122440200 is about 46069.9489906381. The cubic root of 2122440200 is about 1285.1243552279.

Adding to 2122440200 its reverse (20442212), we get a palindrome (2142882412).

The spelling of 2122440200 in words is "two billion, one hundred twenty-two million, four hundred forty thousand, two hundred".