1203213000 has 384 divisors, whose sum is σ = 4364979840. Its totient is φ = 273600000.

The previous prime is 1203212999. The next prime is 1203213017. The reversal of 1203213000 is 3123021.

It is a happy number.

1203213000 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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

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, 11912950 + ... + 11913050.

It is an arithmetic number, because the mean of its divisors is an integer number (11367135).

Almost surely, 2^1203213000 is an apocalyptic number.

1203213000 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 1203213000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2182489920).

1203213000 is an abundant number, since it is smaller than the sum of its proper divisors (3161766840).

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

1203213000 is a wasteful number, since it uses less digits than its factorization.

1203213000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174 (or 141 counting only the distinct ones).

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

The square root of 1203213000 is about 34687.3608105316. The cubic root of 1203213000 is about 1063.6061467452.

Adding to 1203213000 its reverse (3123021), we get a palindrome (1206336021).

It can be divided in two parts, 120321 and 3000, that added together give a palindrome (123321).

The spelling of 1203213000 in words is "one billion, two hundred three million, two hundred thirteen thousand".