11022220011 has 64 divisors (see below), whose sum is σ = 17829559296. Its totient is φ = 5974425600.

The previous prime is 11022220007. The next prime is 11022220061. The reversal of 11022220011 is 11002222011.

It is not a de Polignac number, because 11022220011 - 2² = 11022220007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11022220061) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2023051 + ... + 2028491.

It is an arithmetic number, because the mean of its divisors is an integer number (278586864).

Almost surely, 2^11022220011 is an apocalyptic number.

11022220011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11022220011 is a deficient number, since it is larger than the sum of its proper divisors (6807339285).

11022220011 is a wasteful number, since it uses less digits than its factorization.

11022220011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5652.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 11022220011 its reverse (11002222011), we get a palindrome (22024442022).

The spelling of 11022220011 in words is "eleven billion, twenty-two million, two hundred twenty thousand, eleven".