111212313112007 has 2 divisors, whose sum is σ = 111212313112008. Its totient is φ = 111212313112006.

The previous prime is 111212313112003. The next prime is 111212313112031. The reversal of 111212313112007 is 700211313212111.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111212313112007 - 2² = 111212313112003 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111212313112003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55606156556003 + 55606156556004.

It is an arithmetic number, because the mean of its divisors is an integer number (55606156556004).

Almost surely, 2^{111212313112007} is an apocalyptic number.

111212313112007 is a deficient number, since it is larger than the sum of its proper divisors (1).

111212313112007 is an equidigital number, since it uses as much as digits as its factorization.

111212313112007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 26.

Adding to 111212313112007 its reverse (700211313212111), we get a palindrome (811423626324118).

The spelling of 111212313112007 in words is "one hundred eleven trillion, two hundred twelve billion, three hundred thirteen million, one hundred twelve thousand, seven".