201433012 has 12 divisors (see below), whose sum is σ = 384554016. Its totient is φ = 91560440.

The previous prime is 201433007. The next prime is 201433031. The reversal of 201433012 is 210334102.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2288968 + ... + 2289055.

It is an arithmetic number, because the mean of its divisors is an integer number (32046168).

Almost surely, 2^201433012 is an apocalyptic number.

201433012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

201433012 is a deficient number, since it is larger than the sum of its proper divisors (183121004).

201433012 is a wasteful number, since it uses less digits than its factorization.

201433012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4578038 (or 4578036 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 201433012 is about 14192.7098187767. The cubic root of 201433012 is about 586.1969425056.

Adding to 201433012 its reverse (210334102), we get a palindrome (411767114).

The spelling of 201433012 in words is "two hundred one million, four hundred thirty-three thousand, twelve".