1200213300 has 288 divisors, whose sum is σ = 4134985344. Its totient is φ = 264960000.

The previous prime is 1200213281. The next prime is 1200213319. The reversal of 1200213300 is 33120021.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1200213281) and next prime (1200213319).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4332762 + ... + 4333038.

It is an arithmetic number, because the mean of its divisors is an integer number (14357588).

Almost surely, 2^1200213300 is an apocalyptic number.

1200213300 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 1200213300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2067492672).

1200213300 is an abundant number, since it is smaller than the sum of its proper divisors (2934772044).

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

1200213300 is a wasteful number, since it uses less digits than its factorization.

1200213300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419 (or 412 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 1200213300 is about 34644.0947348895. The cubic root of 1200213300 is about 1062.7215279727.

Adding to 1200213300 its reverse (33120021), we get a palindrome (1233333321).

It can be divided in two parts, 120021 and 3300, that added together give a palindrome (123321).

The spelling of 1200213300 in words is "one billion, two hundred million, two hundred thirteen thousand, three hundred".