212000221007 has 2 divisors, whose sum is σ = 212000221008. Its totient is φ = 212000221006.

The previous prime is 212000220889. The next prime is 212000221031. The reversal of 212000221007 is 700122000212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212000221007 - 2²² = 211996026703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212000221907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106000110503 + 106000110504.

It is an arithmetic number, because the mean of its divisors is an integer number (106000110504).

Almost surely, 2^212000221007 is an apocalyptic number.

212000221007 is a deficient number, since it is larger than the sum of its proper divisors (1).

212000221007 is an equidigital number, since it uses as much as digits as its factorization.

212000221007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112, while the sum is 17.

Adding to 212000221007 its reverse (700122000212), we get a palindrome (912122221219).

The spelling of 212000221007 in words is "two hundred twelve billion, two hundred twenty-one thousand, seven".