11022220101001 has 4 divisors (see below), whose sum is σ = 11022699496852. Its totient is φ = 11021740705152.

The previous prime is 11022220100993. The next prime is 11022220101007. The reversal of 11022220101001 is 10010102222011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9433866531600 + 1588353569401 = 3071460^2 + 1260299^2 .

It is a cyclic number.

It is not a de Polignac number, because 11022220101001 - 2³ = 11022220100993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11022220101007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 239663436 + ... + 239709421.

It is an arithmetic number, because the mean of its divisors is an integer number (2755674874213).

Almost surely, 2^{11022220101001} is an apocalyptic number.

It is an amenable number.

11022220101001 is a deficient number, since it is larger than the sum of its proper divisors (479395851).

11022220101001 is an equidigital number, since it uses as much as digits as its factorization.

11022220101001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479395850.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11022220101001 its reverse (10010102222011), we get a palindrome (21032322323012).

The spelling of 11022220101001 in words is "eleven trillion, twenty-two billion, two hundred twenty million, one hundred one thousand, one".