212211001102123 has 2 divisors, whose sum is σ = 212211001102124. Its totient is φ = 212211001102122.

The previous prime is 212211001102097. The next prime is 212211001102151. The reversal of 212211001102123 is 321201100112212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212211001102123 - 2²⁹ = 212210464231211 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 212211001102123.

It is not a weakly prime, because it can be changed into another prime (212211001102223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106105500551061 + 106105500551062.

It is an arithmetic number, because the mean of its divisors is an integer number (106105500551062).

Almost surely, 2^{212211001102123} is an apocalyptic number.

212211001102123 is a deficient number, since it is larger than the sum of its proper divisors (1).

212211001102123 is an equidigital number, since it uses as much as digits as its factorization.

212211001102123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 212211001102123 its reverse (321201100112212), we get a palindrome (533412101214335).

The spelling of 212211001102123 in words is "two hundred twelve trillion, two hundred eleven billion, one million, one hundred two thousand, one hundred twenty-three".