102210111929 has 2 divisors, whose sum is σ = 102210111930. Its totient is φ = 102210111928.

The previous prime is 102210111917. The next prime is 102210111943. The reversal of 102210111929 is 929111012201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81775981225 + 20434130704 = 285965^2 + 142948^2 .

It is a cyclic number.

It is not a de Polignac number, because 102210111929 - 2³⁶ = 33490635193 is a prime.

It is a super-3 number, since 3×102210111929³ (a number of 34 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (102210111979) 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, 51105055964 + 51105055965.

It is an arithmetic number, because the mean of its divisors is an integer number (51105055965).

Almost surely, 2^102210111929 is an apocalyptic number.

It is an amenable number.

102210111929 is a deficient number, since it is larger than the sum of its proper divisors (1).

102210111929 is an equidigital number, since it uses as much as digits as its factorization.

102210111929 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 29.

The spelling of 102210111929 in words is "one hundred two billion, two hundred ten million, one hundred eleven thousand, nine hundred twenty-nine".