1202200000 has 84 divisors (see below), whose sum is σ = 2982324744. Its totient is φ = 480800000.

The previous prime is 1202199923. The next prime is 1202200003. The reversal of 1202200000 is 22021.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202200003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 196995 + ... + 203005.

It is an arithmetic number, because the mean of its divisors is an integer number (35503866).

Almost surely, 2^1202200000 is an apocalyptic number.

1202200000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1202200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1491162372).

1202200000 is an abundant number, since it is smaller than the sum of its proper divisors (1780124744).

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

1202200000 is an frugal number, since it uses more digits than its factorization.

1202200000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6048 (or 6018 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 7.

The square root of 1202200000 is about 34672.7558754709. The cubic root of 1202200000 is about 1063.3075751882.

Adding to 1202200000 its reverse (22021), we get a palindrome (1202222021).

The spelling of 1202200000 in words is "one billion, two hundred two million, two hundred thousand".