102120211122343 has 2 divisors, whose sum is σ = 102120211122344. Its totient is φ = 102120211122342.

The previous prime is 102120211122179. The next prime is 102120211122361. The reversal of 102120211122343 is 343221112021201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102120211122343 - 2²⁵ = 102120177567911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102120211122443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51060105561171 + 51060105561172.

It is an arithmetic number, because the mean of its divisors is an integer number (51060105561172).

Almost surely, 2^{102120211122343} is an apocalyptic number.

102120211122343 is a deficient number, since it is larger than the sum of its proper divisors (1).

102120211122343 is an equidigital number, since it uses as much as digits as its factorization.

102120211122343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 102120211122343 its reverse (343221112021201), we get a palindrome (445341323143544).

The spelling of 102120211122343 in words is "one hundred two trillion, one hundred twenty billion, two hundred eleven million, one hundred twenty-two thousand, three hundred forty-three".