212213103229 has 2 divisors, whose sum is σ = 212213103230. Its totient is φ = 212213103228.

The previous prime is 212213103143. The next prime is 212213103331. The reversal of 212213103229 is 922301312212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 117647628004 + 94565475225 = 342998^2 + 307515^2 .

It is a cyclic number.

It is not a de Polignac number, because 212213103229 - 2²⁵ = 212179548797 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212213103197 and 212213103206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212213103029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106106551614 + 106106551615.

It is an arithmetic number, because the mean of its divisors is an integer number (106106551615).

Almost surely, 2^212213103229 is an apocalyptic number.

It is an amenable number.

212213103229 is a deficient number, since it is larger than the sum of its proper divisors (1).

212213103229 is an equidigital number, since it uses as much as digits as its factorization.

212213103229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 28.

The spelling of 212213103229 in words is "two hundred twelve billion, two hundred thirteen million, one hundred three thousand, two hundred twenty-nine".