112042121511391 has 2 divisors, whose sum is σ = 112042121511392. Its totient is φ = 112042121511390.

The previous prime is 112042121511319. The next prime is 112042121511407. The reversal of 112042121511391 is 193115121240211.

Together with previous prime (112042121511319) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112042121511391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112042121511301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56021060755695 + 56021060755696.

It is an arithmetic number, because the mean of its divisors is an integer number (56021060755696).

Almost surely, 2^{112042121511391} is an apocalyptic number.

112042121511391 is a deficient number, since it is larger than the sum of its proper divisors (1).

112042121511391 is an equidigital number, since it uses as much as digits as its factorization.

112042121511391 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 34.

The spelling of 112042121511391 in words is "one hundred twelve trillion, forty-two billion, one hundred twenty-one million, five hundred eleven thousand, three hundred ninety-one".