212000100229 has 2 divisors, whose sum is σ = 212000100230. Its totient is φ = 212000100228.

The previous prime is 212000100211. The next prime is 212000100239. The reversal of 212000100229 is 922001000212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 117784867204 + 94215233025 = 343198^2 + 306945^2 .

It is a cyclic number.

It is not a de Polignac number, because 212000100229 - 2⁵ = 212000100197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212000100239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106000050114 + 106000050115.

It is an arithmetic number, because the mean of its divisors is an integer number (106000050115).

Almost surely, 2^212000100229 is an apocalyptic number.

It is an amenable number.

212000100229 is a deficient number, since it is larger than the sum of its proper divisors (1).

212000100229 is an equidigital number, since it uses as much as digits as its factorization.

212000100229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 19.

The spelling of 212000100229 in words is "two hundred twelve billion, one hundred thousand, two hundred twenty-nine".