133030012312 has 16 divisors (see below), whose sum is σ = 250613415000. Its totient is φ = 66199768320.

The previous prime is 133030012273. The next prime is 133030012319. The reversal of 133030012312 is 213210030331.

It is a self number, because there is not a number n which added to its sum of digits gives 133030012312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133030012319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39402937 + ... + 39406312.

Almost surely, 2^133030012312 is an apocalyptic number.

It is an amenable number.

133030012312 is a deficient number, since it is larger than the sum of its proper divisors (117583402688).

133030012312 is a wasteful number, since it uses less digits than its factorization.

133030012312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78809466 (or 78809462 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 133030012312 its reverse (213210030331), we get a palindrome (346240042643).

The spelling of 133030012312 in words is "one hundred thirty-three billion, thirty million, twelve thousand, three hundred twelve".