1111200010187 has 2 divisors, whose sum is σ = 1111200010188. Its totient is φ = 1111200010186.

The previous prime is 1111200010181. The next prime is 1111200010241. The reversal of 1111200010187 is 7810100021111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1111200010187 - 2⁴ = 1111200010171 is a prime.

It is not a weakly prime, because it can be changed into another prime (1111200010181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555600005093 + 555600005094.

It is an arithmetic number, because the mean of its divisors is an integer number (555600005094).

Almost surely, 2^{1111200010187} is an apocalyptic number.

1111200010187 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111200010187 is an equidigital number, since it uses as much as digits as its factorization.

1111200010187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 23.

Adding to 1111200010187 its reverse (7810100021111), we get a palindrome (8921300031298).

The spelling of 1111200010187 in words is "one trillion, one hundred eleven billion, two hundred million, ten thousand, one hundred eighty-seven".