212331123233 has 2 divisors, whose sum is σ = 212331123234. Its totient is φ = 212331123232.

The previous prime is 212331123133. The next prime is 212331123283. The reversal of 212331123233 is 332321133212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 202673737249 + 9657385984 = 450193^2 + 98272^2 .

It is a cyclic number.

It is not a de Polignac number, because 212331123233 - 2¹² = 212331119137 is a prime.

It is not a weakly prime, because it can be changed into another prime (212331123283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106165561616 + 106165561617.

It is an arithmetic number, because the mean of its divisors is an integer number (106165561617).

Almost surely, 2^212331123233 is an apocalyptic number.

It is an amenable number.

212331123233 is a deficient number, since it is larger than the sum of its proper divisors (1).

212331123233 is an equidigital number, since it uses as much as digits as its factorization.

212331123233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888, while the sum is 26.

Adding to 212331123233 its reverse (332321133212), we get a palindrome (544652256445).

The spelling of 212331123233 in words is "two hundred twelve billion, three hundred thirty-one million, one hundred twenty-three thousand, two hundred thirty-three".