133430506212 has 24 divisors (see below), whose sum is σ = 311346626976. Its totient is φ = 44475581248.

The previous prime is 133430506163. The next prime is 133430506241. The reversal of 133430506212 is 212605034331.

It is a self number, because there is not a number n which added to its sum of digits gives 133430506212.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 352768 + ... + 625544.

It is an arithmetic number, because the mean of its divisors is an integer number (12972776124).

Almost surely, 2^133430506212 is an apocalyptic number.

133430506212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133430506212 is an abundant number, since it is smaller than the sum of its proper divisors (177916120764).

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

133430506212 is a wasteful number, since it uses less digits than its factorization.

133430506212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313547 (or 313545 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

The spelling of 133430506212 in words is "one hundred thirty-three billion, four hundred thirty million, five hundred six thousand, two hundred twelve".