110022011111221 has 12 divisors (see below), whose sum is σ = 120950604111456. Its totient is φ = 100005685974920.

The previous prime is 110022011111209. The next prime is 110022011111261. The reversal of 110022011111221 is 122111110220011.

It is not a de Polignac number, because 110022011111221 - 2¹³ = 110022011103029 is a prime.

It is a super-2 number, since 2×110022011111221² (a number of 29 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 = 110022011111195 and 110022011111204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110022011111261) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64261231 + ... + 65951116.

It is an arithmetic number, because the mean of its divisors is an integer number (10079217009288).

Almost surely, 2^{110022011111221} is an apocalyptic number.

110022011111221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

110022011111221 is a deficient number, since it is larger than the sum of its proper divisors (10928593000235).

110022011111221 is a wasteful number, since it uses less digits than its factorization.

110022011111221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130219352 (or 130219341 counting only the distinct ones).

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

Adding to 110022011111221 its reverse (122111110220011), we get a palindrome (232133121331232).

The spelling of 110022011111221 in words is "one hundred ten trillion, twenty-two billion, eleven million, one hundred eleven thousand, two hundred twenty-one".