133323232312 has 8 divisors (see below), whose sum is σ = 249981060600. Its totient is φ = 66661616152.

The previous prime is 133323232307. The next prime is 133323232363. The reversal of 133323232312 is 213232323331.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8332702012 + ... + 8332702027.

It is an arithmetic number, because the mean of its divisors is an integer number (31247632575).

Almost surely, 2^133323232312 is an apocalyptic number.

It is an amenable number.

133323232312 is a deficient number, since it is larger than the sum of its proper divisors (116657828288).

133323232312 is a wasteful number, since it uses less digits than its factorization.

133323232312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16665404045 (or 16665404041 counting only the distinct ones).

The product of its digits is 11664, while the sum is 28.

Adding to 133323232312 its reverse (213232323331), we get a palindrome (346555555643).

The spelling of 133323232312 in words is "one hundred thirty-three billion, three hundred twenty-three million, two hundred thirty-two thousand, three hundred twelve".