223121121322 has 16 divisors (see below), whose sum is σ = 365267999232. Its totient is φ = 101374049920.

The previous prime is 223121121319. The next prime is 223121121413.

223121121322 is nontrivially palindromic in base 10.

It is a super-3 number, since 3×223121121322³ (a number of 35 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 223121121293 and 223121121302.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2180938 + ... + 2280949.

It is an arithmetic number, because the mean of its divisors is an integer number (22829249952).

Almost surely, 2^223121121322 is an apocalyptic number.

223121121322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

223121121322 is a deficient number, since it is larger than the sum of its proper divisors (142146877910).

223121121322 is a wasteful number, since it uses less digits than its factorization.

223121121322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4464173.

The product of its digits is 576, while the sum is 22.

It can be divided in two parts, 223121 and 121322, that added together give a palindrome (344443).

The spelling of 223121121322 in words is "two hundred twenty-three billion, one hundred twenty-one million, one hundred twenty-one thousand, three hundred twenty-two".