11211012022187 has 2 divisors, whose sum is σ = 11211012022188. Its totient is φ = 11211012022186.

The previous prime is 11211012022183. The next prime is 11211012022201. The reversal of 11211012022187 is 78122021011211.

11211012022187 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11211012022187 - 2² = 11211012022183 is a prime.

It is not a weakly prime, because it can be changed into another prime (11211012022183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5605506011093 + 5605506011094.

It is an arithmetic number, because the mean of its divisors is an integer number (5605506011094).

Almost surely, 2^{11211012022187} is an apocalyptic number.

11211012022187 is a deficient number, since it is larger than the sum of its proper divisors (1).

11211012022187 is an equidigital number, since it uses as much as digits as its factorization.

11211012022187 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 29.

Adding to 11211012022187 its reverse (78122021011211), we get a palindrome (89333033033398).

The spelling of 11211012022187 in words is "eleven trillion, two hundred eleven billion, twelve million, twenty-two thousand, one hundred eighty-seven".