1244122200 has 96 divisors (see below), whose sum is σ = 4285328400. Its totient is φ = 331764480.

The previous prime is 1244122199. The next prime is 1244122213. The reversal of 1244122200 is 22214421.

1244122200 is a `hidden beast` number, since 1 + 2 + 441 + 2 + 220 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 109797 + ... + 120596.

Almost surely, 2^1244122200 is an apocalyptic number.

1244122200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1244122200 is an abundant number, since it is smaller than the sum of its proper divisors (3041206200).

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

1244122200 is a wasteful number, since it uses less digits than its factorization.

1244122200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230418 (or 230403 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 1244122200 is about 35272.1164661266. The cubic root of 1244122200 is about 1075.5262467602.

Adding to 1244122200 its reverse (22214421), we get a palindrome (1266336621).

The spelling of 1244122200 in words is "one billion, two hundred forty-four million, one hundred twenty-two thousand, two hundred".