111222200087 has 2 divisors, whose sum is σ = 111222200088. Its totient is φ = 111222200086.

The previous prime is 111222200071. The next prime is 111222200119. The reversal of 111222200087 is 780002222111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111222200087 - 2⁴ = 111222200071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111222200017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55611100043 + 55611100044.

It is an arithmetic number, because the mean of its divisors is an integer number (55611100044).

Almost surely, 2^111222200087 is an apocalyptic number.

111222200087 is a deficient number, since it is larger than the sum of its proper divisors (1).

111222200087 is an equidigital number, since it uses as much as digits as its factorization.

111222200087 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 26.

Adding to 111222200087 its reverse (780002222111), we get a palindrome (891224422198).

The spelling of 111222200087 in words is "one hundred eleven billion, two hundred twenty-two million, two hundred thousand, eighty-seven".