210122122099 has 2 divisors, whose sum is σ = 210122122100. Its totient is φ = 210122122098.

The previous prime is 210122122057. The next prime is 210122122141. The reversal of 210122122099 is 990221221012.

It is a balanced prime because it is at equal distance from previous prime (210122122057) and next prime (210122122141).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210122122099 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 210122122099.

It is not a weakly prime, because it can be changed into another prime (210122122999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105061061049 + 105061061050.

It is an arithmetic number, because the mean of its divisors is an integer number (105061061050).

Almost surely, 2^210122122099 is an apocalyptic number.

210122122099 is a deficient number, since it is larger than the sum of its proper divisors (1).

210122122099 is an equidigital number, since it uses as much as digits as its factorization.

210122122099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 31.

It can be divided in two parts, 2 and 10122122099, that added together give a palindrome (10122122101).

The spelling of 210122122099 in words is "two hundred ten billion, one hundred twenty-two million, one hundred twenty-two thousand, ninety-nine".