1012200300 has 180 divisors, whose sum is σ = 3454370920. Its totient is φ = 255674880.

The previous prime is 1012200271. The next prime is 1012200323. The reversal of 1012200300 is 30022101.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (180).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

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 59 ways as a sum of consecutive naturals, for example, 150612 + ... + 157188.

Almost surely, 2^1012200300 is an apocalyptic number.

1012200300 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 1012200300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1727185460).

1012200300 is an abundant number, since it is smaller than the sum of its proper divisors (2442170620).

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

1012200300 is a wasteful number, since it uses less digits than its factorization.

1012200300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6622 (or 6606 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 1012200300 is about 31815.0954736898. The cubic root of 1012200300 is about 1004.0503392695.

Adding to 1012200300 its reverse (30022101), we get a palindrome (1042222401).

The spelling of 1012200300 in words is "one billion, twelve million, two hundred thousand, three hundred".