11222111112151 has 2 divisors, whose sum is σ = 11222111112152. Its totient is φ = 11222111112150.

The previous prime is 11222111112019. The next prime is 11222111112167. The reversal of 11222111112151 is 15121111122211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11222111112151 - 2²¹ = 11222109014999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11222111115151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5611055556075 + 5611055556076.

It is an arithmetic number, because the mean of its divisors is an integer number (5611055556076).

Almost surely, 2^{11222111112151} is an apocalyptic number.

11222111112151 is a deficient number, since it is larger than the sum of its proper divisors (1).

11222111112151 is an equidigital number, since it uses as much as digits as its factorization.

11222111112151 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 80, while the sum is 22.

Adding to 11222111112151 its reverse (15121111122211), we get a palindrome (26343222234362).

The spelling of 11222111112151 in words is "eleven trillion, two hundred twenty-two billion, one hundred eleven million, one hundred twelve thousand, one hundred fifty-one".