1012200022187 has 2 divisors, whose sum is σ = 1012200022188. Its totient is φ = 1012200022186.

The previous prime is 1012200022153. The next prime is 1012200022241. The reversal of 1012200022187 is 7812200022101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1012200022187 - 2¹⁸ = 1012199760043 is a prime.

It is not a weakly prime, because it can be changed into another prime (1012200022487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506100011093 + 506100011094.

It is an arithmetic number, because the mean of its divisors is an integer number (506100011094).

Almost surely, 2^{1012200022187} is an apocalyptic number.

1012200022187 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012200022187 is an equidigital number, since it uses as much as digits as its factorization.

1012200022187 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 1012200022187 its reverse (7812200022101), we get a palindrome (8824400044288).

The spelling of 1012200022187 in words is "one trillion, twelve billion, two hundred million, twenty-two thousand, one hundred eighty-seven".