11220001122005 has 32 divisors (see below), whose sum is σ = 14544629779680. Its totient is φ = 8259884052480.

The previous prime is 11220001121921. The next prime is 11220001122013. The reversal of 11220001122005 is 50022110002211.

11220001122005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 16 ways, for example, as 2810662309009 + 8409338812996 = 1676503^2 + 2899886^2 .

It is not a de Polignac number, because 11220001122005 - 2¹⁰ = 11220001120981 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48254225 + ... + 48486185.

It is an arithmetic number, because the mean of its divisors is an integer number (454519680615).

Almost surely, 2^{11220001122005} is an apocalyptic number.

It is an amenable number.

11220001122005 is a deficient number, since it is larger than the sum of its proper divisors (3324628657675).

11220001122005 is a wasteful number, since it uses less digits than its factorization.

11220001122005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234281.

The product of its (nonzero) digits is 80, while the sum is 17.

Adding to 11220001122005 its reverse (50022110002211), we get a palindrome (61242111124216).

The spelling of 11220001122005 in words is "eleven trillion, two hundred twenty billion, one million, one hundred twenty-two thousand, five".