133103210312 has 16 divisors (see below), whose sum is σ = 249939359340. Its totient is φ = 66452714496.

The previous prime is 133103210311. The next prime is 133103210453. The reversal of 133103210312 is 213012301331.

133103210312 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 106084398436 + 27018811876 = 325706^2 + 164374^2 .

It is not an unprimeable number, because it can be changed into a prime (133103210311) 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, 12355613 + ... + 12366380.

Almost surely, 2^133103210312 is an apocalyptic number.

It is an amenable number.

133103210312 is a deficient number, since it is larger than the sum of its proper divisors (116836149028).

133103210312 is a wasteful number, since it uses less digits than its factorization.

133103210312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24722672 (or 24722668 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 133103210312 its reverse (213012301331), we get a palindrome (346115511643).

The spelling of 133103210312 in words is "one hundred thirty-three billion, one hundred three million, two hundred ten thousand, three hundred twelve".