1201443300 has 72 divisors (see below), whose sum is σ = 3862426400. Its totient is φ = 320384160.

The previous prime is 1201443259. The next prime is 1201443311. The reversal of 1201443300 is 33441021.

It is a super-2 number, since 2×1201443300² = 2886932006229780000, which contains 22 as substring.

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

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, 219790 + ... + 225189.

Almost surely, 2^1201443300 is an apocalyptic number.

1201443300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1201443300 is an abundant number, since it is smaller than the sum of its proper divisors (2660983100).

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

1201443300 is a wasteful number, since it uses less digits than its factorization.

1201443300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445002 (or 444989 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1201443300 is about 34661.8421322353. The cubic root of 1201443300 is about 1063.0844360225.

Adding to 1201443300 its reverse (33441021), we get a palindrome (1234884321).

The spelling of 1201443300 in words is "one billion, two hundred one million, four hundred forty-three thousand, three hundred".