212333222099 has 2 divisors, whose sum is σ = 212333222100. Its totient is φ = 212333222098.

The previous prime is 212333222081. The next prime is 212333222131. The reversal of 212333222099 is 990222333212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212333222099 - 2²⁴ = 212316444883 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (212333222039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106166611049 + 106166611050.

It is an arithmetic number, because the mean of its divisors is an integer number (106166611050).

Almost surely, 2^212333222099 is an apocalyptic number.

212333222099 is a deficient number, since it is larger than the sum of its proper divisors (1).

212333222099 is an equidigital number, since it uses as much as digits as its factorization.

212333222099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 38.

The spelling of 212333222099 in words is "two hundred twelve billion, three hundred thirty-three million, two hundred twenty-two thousand, ninety-nine".