212232311303 has 2 divisors, whose sum is σ = 212232311304. Its totient is φ = 212232311302.

The previous prime is 212232311273. The next prime is 212232311341. The reversal of 212232311303 is 303113232212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212232311303 - 2¹² = 212232307207 is a prime.

It is a super-2 number, since 2×212232311303² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212232311393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106116155651 + 106116155652.

It is an arithmetic number, because the mean of its divisors is an integer number (106116155652).

Almost surely, 2^212232311303 is an apocalyptic number.

212232311303 is a deficient number, since it is larger than the sum of its proper divisors (1).

212232311303 is an equidigital number, since it uses as much as digits as its factorization.

212232311303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 212232311303 its reverse (303113232212), we get a palindrome (515345543515).

The spelling of 212232311303 in words is "two hundred twelve billion, two hundred thirty-two million, three hundred eleven thousand, three hundred three".