220223311121 has 8 divisors (see below), whose sum is σ = 240259860288. Its totient is φ = 200189470000.

The previous prime is 220223311081. The next prime is 220223311127. The reversal of 220223311121 is 121113322022.

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 220223311121 - 2⁶ = 220223311057 is a prime.

It is a super-2 number, since 2×220223311121² (a number of 23 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 = 220223311093 and 220223311102.

It is not an unprimeable number, because it can be changed into a prime (220223311127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 505070 + ... + 833991.

It is an arithmetic number, because the mean of its divisors is an integer number (30032482536).

Almost surely, 2^220223311121 is an apocalyptic number.

It is an amenable number.

220223311121 is a deficient number, since it is larger than the sum of its proper divisors (20036549167).

220223311121 is a wasteful number, since it uses less digits than its factorization.

220223311121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1354023.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 220223311121 its reverse (121113322022), we get a palindrome (341336633143).

The spelling of 220223311121 in words is "two hundred twenty billion, two hundred twenty-three million, three hundred eleven thousand, one hundred twenty-one".