212322232233 has 64 divisors (see below), whose sum is σ = 331953529600. Its totient is φ = 133954974720.

The previous prime is 212322232229. The next prime is 212322232261. The reversal of 212322232233 is 332232223212.

212322232233 is a `hidden beast` number, since 2 + 12 + 322 + 2 + 322 + 3 + 3 = 666.

It is not a de Polignac number, because 212322232233 - 2² = 212322232229 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 212322232197 and 212322232206.

It is not an unprimeable number, because it can be changed into a prime (212322232273) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10342383 + ... + 10362891.

It is an arithmetic number, because the mean of its divisors is an integer number (5186773900).

Almost surely, 2^212322232233 is an apocalyptic number.

It is an amenable number.

212322232233 is a deficient number, since it is larger than the sum of its proper divisors (119631297367).

212322232233 is a wasteful number, since it uses less digits than its factorization.

212322232233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20839 (or 20833 counting only the distinct ones).

The product of its digits is 10368, while the sum is 27.

Adding to 212322232233 its reverse (332232223212), we get a palindrome (544554455445).

The spelling of 212322232233 in words is "two hundred twelve billion, three hundred twenty-two million, two hundred thirty-two thousand, two hundred thirty-three".