1203133212 has 36 divisors (see below), whose sum is σ = 3043751256. Its totient is φ = 400715040.

The previous prime is 1203133207. The next prime is 1203133259. The reversal of 1203133212 is 2123313021.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 32887 + ... + 59057.

It is an arithmetic number, because the mean of its divisors is an integer number (84548646).

Almost surely, 2^1203133212 is an apocalyptic number.

1203133212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1203133212 is an abundant number, since it is smaller than the sum of its proper divisors (1840618044).

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

1203133212 is a wasteful number, since it uses less digits than its factorization.

1203133212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27458 (or 27453 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1203133212 is about 34686.2106895521. The cubic root of 1203133212 is about 1063.5826361162.

Adding to 1203133212 its reverse (2123313021), we get a palindrome (3326446233).

The spelling of 1203133212 in words is "one billion, two hundred three million, one hundred thirty-three thousand, two hundred twelve".