22110121011 has 8 divisors (see below), whose sum is σ = 32160176064. Its totient is φ = 13400073320.

The previous prime is 22110121003. The next prime is 22110121021. The reversal of 22110121011 is 11012101122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22110121011 - 2³ = 22110121003 is a prime.

It is a super-2 number, since 2×22110121011² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22110121021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 335001801 + ... + 335001866.

It is an arithmetic number, because the mean of its divisors is an integer number (4020022008).

Almost surely, 2^22110121011 is an apocalyptic number.

22110121011 is a deficient number, since it is larger than the sum of its proper divisors (10050055053).

22110121011 is a wasteful number, since it uses less digits than its factorization.

22110121011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670003681.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 22110121011 its reverse (11012101122), we get a palindrome (33122222133).

It can be divided in two parts, 22 and 110121011, that multiplied together give a palindrome (2422662242).

The spelling of 22110121011 in words is "twenty-two billion, one hundred ten million, one hundred twenty-one thousand, eleven".