111200122210087 has 2 divisors, whose sum is σ = 111200122210088. Its totient is φ = 111200122210086.

The previous prime is 111200122210063. The next prime is 111200122210201. The reversal of 111200122210087 is 780012221002111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111200122210087 - 2²³ = 111200113821479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111200122210487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55600061105043 + 55600061105044.

It is an arithmetic number, because the mean of its divisors is an integer number (55600061105044).

Almost surely, 2^{111200122210087} is an apocalyptic number.

111200122210087 is a deficient number, since it is larger than the sum of its proper divisors (1).

111200122210087 is an equidigital number, since it uses as much as digits as its factorization.

111200122210087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 896, while the sum is 28.

Adding to 111200122210087 its reverse (780012221002111), we get a palindrome (891212343212198).

The spelling of 111200122210087 in words is "one hundred eleven trillion, two hundred billion, one hundred twenty-two million, two hundred ten thousand, eighty-seven".