102000210221123 has 2 divisors, whose sum is σ = 102000210221124. Its totient is φ = 102000210221122.

The previous prime is 102000210221093. The next prime is 102000210221137. The reversal of 102000210221123 is 321122012000201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102000210221123 - 2¹⁰ = 102000210220099 is a prime.

It is a super-2 number, since 2×102000210221123² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (102000210221153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51000105110561 + 51000105110562.

It is an arithmetic number, because the mean of its divisors is an integer number (51000105110562).

Almost surely, 2^{102000210221123} is an apocalyptic number.

102000210221123 is a deficient number, since it is larger than the sum of its proper divisors (1).

102000210221123 is an equidigital number, since it uses as much as digits as its factorization.

102000210221123 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 17.

Adding to 102000210221123 its reverse (321122012000201), we get a palindrome (423122222221324).

The spelling of 102000210221123 in words is "one hundred two trillion, two hundred ten million, two hundred twenty-one thousand, one hundred twenty-three".