133012310 has 16 divisors (see below), whose sum is σ = 239648976. Its totient is φ = 53154528.

The previous prime is 133012309. The next prime is 133012333. The reversal of 133012310 is 13210331.

133012310 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×133012310² = 35384549223072200, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5912 + ... + 17348.

It is an arithmetic number, because the mean of its divisors is an integer number (14978061).

Almost surely, 2^133012310 is an apocalyptic number.

133012310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133012310 is a deficient number, since it is larger than the sum of its proper divisors (106636666).

133012310 is a wasteful number, since it uses less digits than its factorization.

133012310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12607.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 133012310 is about 11533.0962885081. The cubic root of 133012310 is about 510.4626200877.

Adding to 133012310 its reverse (13210331), we get a palindrome (146222641).

The spelling of 133012310 in words is "one hundred thirty-three million, twelve thousand, three hundred ten".