212220203330233 has 8 divisors (see below), whose sum is σ = 242558460032768. Its totient is φ = 181887217827264.

The previous prime is 212220203330221. The next prime is 212220203330251. The reversal of 212220203330233 is 332033302022212.

It is a happy number.

212220203330233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212220203330233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212220203331233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1317713616 + ... + 1317874657.

It is an arithmetic number, because the mean of its divisors is an integer number (30319807504096).

Almost surely, 2^{212220203330233} is an apocalyptic number.

It is an amenable number.

212220203330233 is a deficient number, since it is larger than the sum of its proper divisors (30338256702535).

212220203330233 is a wasteful number, since it uses less digits than its factorization.

212220203330233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2635599783.

The product of its (nonzero) digits is 15552, while the sum is 28.

Adding to 212220203330233 its reverse (332033302022212), we get a palindrome (544253505352445).

The spelling of 212220203330233 in words is "two hundred twelve trillion, two hundred twenty billion, two hundred three million, three hundred thirty thousand, two hundred thirty-three".