133313320212 has 24 divisors (see below), whose sum is σ = 311092856256. Its totient is φ = 44433710208.

The previous prime is 133313320211. The next prime is 133313320229. The reversal of 133313320212 is 212023313331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133313320211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 369688 + ... + 635055.

It is an arithmetic number, because the mean of its divisors is an integer number (12962202344).

Almost surely, 2^133313320212 is an apocalyptic number.

133313320212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133313320212 is an abundant number, since it is smaller than the sum of its proper divisors (177779536044).

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

133313320212 is a wasteful number, since it uses less digits than its factorization.

133313320212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1015807 (or 1015805 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 133313320212 its reverse (212023313331), we get a palindrome (345336633543).

The spelling of 133313320212 in words is "one hundred thirty-three billion, three hundred thirteen million, three hundred twenty thousand, two hundred twelve".