212203211023 has 2 divisors, whose sum is σ = 212203211024. Its totient is φ = 212203211022.

The previous prime is 212203210981. The next prime is 212203211027. The reversal of 212203211023 is 320112302212.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212203211023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212203211027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106101605511 + 106101605512.

It is an arithmetic number, because the mean of its divisors is an integer number (106101605512).

Almost surely, 2^212203211023 is an apocalyptic number.

212203211023 is a deficient number, since it is larger than the sum of its proper divisors (1).

212203211023 is an equidigital number, since it uses as much as digits as its factorization.

212203211023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 212203211023 its reverse (320112302212), we get a palindrome (532315513235).

The spelling of 212203211023 in words is "two hundred twelve billion, two hundred three million, two hundred eleven thousand, twenty-three".