133212122330 has 64 divisors (see below), whose sum is σ = 276765603840. Its totient is φ = 45219470400.

The previous prime is 133212122299. The next prime is 133212122401. The reversal of 133212122330 is 33221212331.

It is a junction number, because it is equal to n+sod(n) for n = 133212122296 and 133212122305.

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 31 ways as a sum of consecutive naturals, for example, 4009085 + ... + 4042175.

It is an arithmetic number, because the mean of its divisors is an integer number (4324462560).

Almost surely, 2^133212122330 is an apocalyptic number.

133212122330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133212122330 is an abundant number, since it is smaller than the sum of its proper divisors (143553481510).

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

133212122330 is a wasteful number, since it uses less digits than its factorization.

133212122330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33675.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 133212122330 its reverse (33221212331), we get a palindrome (166433334661).

Subtracting from 133212122330 its reverse (33221212331), we obtain a palindrome (99990909999).

The spelling of 133212122330 in words is "one hundred thirty-three billion, two hundred twelve million, one hundred twenty-two thousand, three hundred thirty".