11220201101009 has 2 divisors, whose sum is σ = 11220201101010. Its totient is φ = 11220201101008.

The previous prime is 11220201100993. The next prime is 11220201101027. The reversal of 11220201101009 is 90010110202211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8530692940225 + 2689508160784 = 2920735^2 + 1639972^2 .

It is a cyclic number.

It is not a de Polignac number, because 11220201101009 - 2⁴ = 11220201100993 is a prime.

It is not a weakly prime, because it can be changed into another prime (11220201101089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610100550504 + 5610100550505.

It is an arithmetic number, because the mean of its divisors is an integer number (5610100550505).

Almost surely, 2^{11220201101009} is an apocalyptic number.

It is an amenable number.

11220201101009 is a deficient number, since it is larger than the sum of its proper divisors (1).

11220201101009 is an equidigital number, since it uses as much as digits as its factorization.

11220201101009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 11220201101009 in words is "eleven trillion, two hundred twenty billion, two hundred one million, one hundred one thousand, nine".