11222001000187 has 2 divisors, whose sum is σ = 11222001000188. Its totient is φ = 11222001000186.

The previous prime is 11222001000139. The next prime is 11222001000239. The reversal of 11222001000187 is 78100010022211.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11222001000187 - 2⁷ = 11222001000059 is a prime.

It is not a weakly prime, because it can be changed into another prime (11222001006187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5611000500093 + 5611000500094.

It is an arithmetic number, because the mean of its divisors is an integer number (5611000500094).

Almost surely, 2^{11222001000187} is an apocalyptic number.

11222001000187 is a deficient number, since it is larger than the sum of its proper divisors (1).

11222001000187 is an equidigital number, since it uses as much as digits as its factorization.

11222001000187 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 448, while the sum is 25.

Adding to 11222001000187 its reverse (78100010022211), we get a palindrome (89322011022398).

The spelling of 11222001000187 in words is "eleven trillion, two hundred twenty-two billion, one million, one hundred eighty-seven", and thus it is an aban number.