212230032347 has 2 divisors, whose sum is σ = 212230032348. Its totient is φ = 212230032346.

The previous prime is 212230032271. The next prime is 212230032361. The reversal of 212230032347 is 743230032212.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212230032347 - 2¹⁶ = 212229966811 is a prime.

It is not a weakly prime, because it can be changed into another prime (212230032647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106115016173 + 106115016174.

It is an arithmetic number, because the mean of its divisors is an integer number (106115016174).

Almost surely, 2^212230032347 is an apocalyptic number.

212230032347 is a deficient number, since it is larger than the sum of its proper divisors (1).

212230032347 is an equidigital number, since it uses as much as digits as its factorization.

212230032347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 29.

Adding to 212230032347 its reverse (743230032212), we get a palindrome (955460064559).

The spelling of 212230032347 in words is "two hundred twelve billion, two hundred thirty million, thirty-two thousand, three hundred forty-seven".