42110111114009 has 2 divisors, whose sum is σ = 42110111114010. Its totient is φ = 42110111114008.

The previous prime is 42110111113997. The next prime is 42110111114011. The reversal of 42110111114009 is 90041111101124.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35838517494784 + 6271593619225 = 5986528^2 + 2504315^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42110111114009 is a prime.

It is a super-2 number, since 2×42110111114009² (a number of 28 digits) contains 22 as substring.

Together with 42110111114011, 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 (42110111134009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21055055557004 + 21055055557005.

It is an arithmetic number, because the mean of its divisors is an integer number (21055055557005).

Almost surely, 2^{42110111114009} is an apocalyptic number.

It is an amenable number.

42110111114009 is a deficient number, since it is larger than the sum of its proper divisors (1).

42110111114009 is an equidigital number, since it uses as much as digits as its factorization.

42110111114009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 26.

The spelling of 42110111114009 in words is "forty-two trillion, one hundred ten billion, one hundred eleven million, one hundred fourteen thousand, nine".