111121101022007 has 2 divisors, whose sum is σ = 111121101022008. Its totient is φ = 111121101022006.

The previous prime is 111121101021989. The next prime is 111121101022031. The reversal of 111121101022007 is 700220101121111.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111121101022007 - 2²² = 111121096827703 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111121101022007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111121101022207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55560550511003 + 55560550511004.

It is an arithmetic number, because the mean of its divisors is an integer number (55560550511004).

Almost surely, 2^{111121101022007} is an apocalyptic number.

111121101022007 is a deficient number, since it is larger than the sum of its proper divisors (1).

111121101022007 is an equidigital number, since it uses as much as digits as its factorization.

111121101022007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 20.

Adding to 111121101022007 its reverse (700220101121111), we get a palindrome (811341202143118).

The spelling of 111121101022007 in words is "one hundred eleven trillion, one hundred twenty-one billion, one hundred one million, twenty-two thousand, seven".