243102210111659 has 2 divisors, whose sum is σ = 243102210111660. Its totient is φ = 243102210111658.

The previous prime is 243102210111653. The next prime is 243102210111661. The reversal of 243102210111659 is 956111012201342.

243102210111659 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 243102210111659 - 2¹² = 243102210107563 is a prime.

It is a super-2 number, since 2×243102210111659² (a number of 30 digits) contains 22 as substring.

Together with 243102210111661, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (243102210111653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121551105055829 + 121551105055830.

It is an arithmetic number, because the mean of its divisors is an integer number (121551105055830).

Almost surely, 2^{243102210111659} is an apocalyptic number.

243102210111659 is a deficient number, since it is larger than the sum of its proper divisors (1).

243102210111659 is an equidigital number, since it uses as much as digits as its factorization.

243102210111659 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 38.

The spelling of 243102210111659 in words is "two hundred forty-three trillion, one hundred two billion, two hundred ten million, one hundred eleven thousand, six hundred fifty-nine".