133213210212 has 24 divisors (see below), whose sum is σ = 310895809056. Its totient is φ = 44395119808.

The previous prime is 133213210183. The next prime is 133213210231. The reversal of 133213210212 is 212012312331.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1100538 + ... + 1215569.

It is an arithmetic number, because the mean of its divisors is an integer number (12953992044).

Almost surely, 2^133213210212 is an apocalyptic number.

133213210212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133213210212 is an abundant number, since it is smaller than the sum of its proper divisors (177682598844).

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

133213210212 is a wasteful number, since it uses less digits than its factorization.

133213210212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2320907 (or 2320905 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 133213210212 its reverse (212012312331), we get a palindrome (345225522543).

The spelling of 133213210212 in words is "one hundred thirty-three billion, two hundred thirteen million, two hundred ten thousand, two hundred twelve".