212232022133 has 4 divisors (see below), whose sum is σ = 216747597120. Its totient is φ = 207716447148.

The previous prime is 212232022117. The next prime is 212232022159. The reversal of 212232022133 is 331220232212.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 212232022133 - 2⁴ = 212232022117 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 212232022099 and 212232022108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212232022033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2257787423 + ... + 2257787516.

It is an arithmetic number, because the mean of its divisors is an integer number (54186899280).

Almost surely, 2^212232022133 is an apocalyptic number.

It is an amenable number.

212232022133 is a deficient number, since it is larger than the sum of its proper divisors (4515574987).

212232022133 is an equidigital number, since it uses as much as digits as its factorization.

212232022133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4515574986.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 212232022133 its reverse (331220232212), we get a palindrome (543452254345).

The spelling of 212232022133 in words is "two hundred twelve billion, two hundred thirty-two million, twenty-two thousand, one hundred thirty-three".