102243311 has 2 divisors, whose sum is σ = 102243312. Its totient is φ = 102243310.

The previous prime is 102243269. The next prime is 102243319. The reversal of 102243311 is 113342201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102243311 - 2¹⁸ = 101981167 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102243311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102243319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51121655 + 51121656.

It is an arithmetic number, because the mean of its divisors is an integer number (51121656).

Almost surely, 2^102243311 is an apocalyptic number.

102243311 is a deficient number, since it is larger than the sum of its proper divisors (1).

102243311 is an equidigital number, since it uses as much as digits as its factorization.

102243311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 102243311 is about 10111.5434529057. The cubic root of 102243311 is about 467.6040905610.

Adding to 102243311 its reverse (113342201), we get a palindrome (215585512).

The spelling of 102243311 in words is "one hundred two million, two hundred forty-three thousand, three hundred eleven".