11222220112151 has 2 divisors, whose sum is σ = 11222220112152. Its totient is φ = 11222220112150.

The previous prime is 11222220112091. The next prime is 11222220112231. The reversal of 11222220112151 is 15121102222211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11222220112151 - 2¹⁸ = 11222219850007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11222220112651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5611110056075 + 5611110056076.

It is an arithmetic number, because the mean of its divisors is an integer number (5611110056076).

Almost surely, 2^{11222220112151} is an apocalyptic number.

11222220112151 is a deficient number, since it is larger than the sum of its proper divisors (1).

11222220112151 is an equidigital number, since it uses as much as digits as its factorization.

11222220112151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 320, while the sum is 23.

Adding to 11222220112151 its reverse (15121102222211), we get a palindrome (26343322334362).

The spelling of 11222220112151 in words is "eleven trillion, two hundred twenty-two billion, two hundred twenty million, one hundred twelve thousand, one hundred fifty-one".