1201006200 has 48 divisors (see below), whose sum is σ = 3723121080. Its totient is φ = 320268160.

The previous prime is 1201006187. The next prime is 1201006201. The reversal of 1201006200 is 26001021.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201006201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1000239 + ... + 1001438.

Almost surely, 2^1201006200 is an apocalyptic number.

1201006200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1201006200 is an abundant number, since it is smaller than the sum of its proper divisors (2522114880).

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

1201006200 is a wasteful number, since it uses less digits than its factorization.

1201006200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2001696 (or 2001687 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1201006200 is about 34655.5363542393. The cubic root of 1201006200 is about 1062.9554992762.

Adding to 1201006200 its reverse (26001021), we get a palindrome (1227007221).

The spelling of 1201006200 in words is "one billion, two hundred one million, six thousand, two hundred".