11222211047 has 2 divisors, whose sum is σ = 11222211048. Its totient is φ = 11222211046.

The previous prime is 11222211001. The next prime is 11222211059. The reversal of 11222211047 is 74011222211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11222211047 - 2¹⁰ = 11222210023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11222211347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5611105523 + 5611105524.

It is an arithmetic number, because the mean of its divisors is an integer number (5611105524).

Almost surely, 2^11222211047 is an apocalyptic number.

11222211047 is a deficient number, since it is larger than the sum of its proper divisors (1).

11222211047 is an equidigital number, since it uses as much as digits as its factorization.

11222211047 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 23.

Adding to 11222211047 its reverse (74011222211), we get a palindrome (85233433258).

The spelling of 11222211047 in words is "eleven billion, two hundred twenty-two million, two hundred eleven thousand, forty-seven".