112138880069 has 2 divisors, whose sum is σ = 112138880070. Its totient is φ = 112138880068.

The previous prime is 112138880011. The next prime is 112138880071. The reversal of 112138880069 is 960088831211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111263607844 + 875272225 = 333562^2 + 29585^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112138880069 is a prime.

It is a super-2 number, since 2×112138880069² (a number of 23 digits) contains 22 as substring.

Together with 112138880071, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112138880089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56069440034 + 56069440035.

It is an arithmetic number, because the mean of its divisors is an integer number (56069440035).

Almost surely, 2^112138880069 is an apocalyptic number.

It is an amenable number.

112138880069 is a deficient number, since it is larger than the sum of its proper divisors (1).

112138880069 is an equidigital number, since it uses as much as digits as its factorization.

112138880069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 165888, while the sum is 47.

The spelling of 112138880069 in words is "one hundred twelve billion, one hundred thirty-eight million, eight hundred eighty thousand, sixty-nine".