11220003011 has 16 divisors (see below), whose sum is σ = 13241899008. Its totient is φ = 9303120000.

The previous prime is 11220002993. The next prime is 11220003017. The reversal of 11220003011 is 11030002211.

It is a cyclic number.

It is not a de Polignac number, because 11220003011 - 2³⁰ = 10146261187 is a prime.

It is a super-2 number, since 2×11220003011² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11220002983 and 11220003001.

It is not an unprimeable number, because it can be changed into a prime (11220003017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 605636 + ... + 623886.

It is an arithmetic number, because the mean of its divisors is an integer number (827618688).

Almost surely, 2^11220003011 is an apocalyptic number.

11220003011 is a deficient number, since it is larger than the sum of its proper divisors (2021895997).

11220003011 is a wasteful number, since it uses less digits than its factorization.

11220003011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21122.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 11220003011 its reverse (11030002211), we get a palindrome (22250005222).

The spelling of 11220003011 in words is "eleven billion, two hundred twenty million, three thousand, eleven".