22110021011 has 16 divisors (see below), whose sum is σ = 23892533280. Its totient is φ = 20339320320.

The previous prime is 22110021001. The next prime is 22110021019. The reversal of 22110021011 is 11012001122.

It is a cyclic number.

It is not a de Polignac number, because 22110021011 - 2²² = 22105826707 is a prime.

It is a super-2 number, since 2×22110021011² (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 = 22110020983 and 22110021001.

It is not an unprimeable number, because it can be changed into a prime (22110021019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5093480 + ... + 5097818.

It is an arithmetic number, because the mean of its divisors is an integer number (1493283330).

Almost surely, 2^22110021011 is an apocalyptic number.

22110021011 is a deficient number, since it is larger than the sum of its proper divisors (1782512269).

22110021011 is a wasteful number, since it uses less digits than its factorization.

22110021011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5606.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 22110021011 its reverse (11012001122), we get a palindrome (33122022133).

The spelling of 22110021011 in words is "twenty-two billion, one hundred ten million, twenty-one thousand, eleven".