212232307207 has 2 divisors, whose sum is σ = 212232307208. Its totient is φ = 212232307206.

The previous prime is 212232307181. The next prime is 212232307219. The reversal of 212232307207 is 702703232212.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212232307207 is a prime.

It is a super-4 number, since 4×212232307207⁴ (a number of 46 digits) contains 4444 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212232307247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106116153603 + 106116153604.

It is an arithmetic number, because the mean of its divisors is an integer number (106116153604).

Almost surely, 2^212232307207 is an apocalyptic number.

212232307207 is a deficient number, since it is larger than the sum of its proper divisors (1).

212232307207 is an equidigital number, since it uses as much as digits as its factorization.

212232307207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14112, while the sum is 31.

Adding to 212232307207 its reverse (702703232212), we get a palindrome (914935539419).

The spelling of 212232307207 in words is "two hundred twelve billion, two hundred thirty-two million, three hundred seven thousand, two hundred seven".