222020110321 has 4 divisors (see below), whose sum is σ = 223072338544. Its totient is φ = 220967882100.

The previous prime is 222020110307. The next prime is 222020110331. The reversal of 222020110321 is 123011020222.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 222020110321 - 2¹⁷ = 222019979249 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222020110295 and 222020110304.

It is not an unprimeable number, because it can be changed into a prime (222020110331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 526113795 + ... + 526114216.

It is an arithmetic number, because the mean of its divisors is an integer number (55768084636).

Almost surely, 2^222020110321 is an apocalyptic number.

It is an amenable number.

222020110321 is a deficient number, since it is larger than the sum of its proper divisors (1052228223).

222020110321 is a wasteful number, since it uses less digits than its factorization.

222020110321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1052228222.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 222020110321 its reverse (123011020222), we get a palindrome (345031130543).

Subtracting from 222020110321 its reverse (123011020222), we obtain a palindrome (99009090099).

The spelling of 222020110321 in words is "two hundred twenty-two billion, twenty million, one hundred ten thousand, three hundred twenty-one".