1022223321 has 40 divisors (see below), whose sum is σ = 1774808640. Its totient is φ = 574208352.

The previous prime is 1022223317. The next prime is 1022223331. The reversal of 1022223321 is 1233222201.

It is not a de Polignac number, because 1022223321 - 2² = 1022223317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1022223294 and 1022223303.

It is not an unprimeable number, because it can be changed into a prime (1022223331) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 18175 + ... + 48731.

It is an arithmetic number, because the mean of its divisors is an integer number (44370216).

Almost surely, 2^1022223321 is an apocalyptic number.

It is an amenable number.

1022223321 is a deficient number, since it is larger than the sum of its proper divisors (752585319).

1022223321 is an equidigital number, since it uses as much as digits as its factorization.

1022223321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30635 (or 30626 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1022223321 is about 31972.2273387389. The cubic root of 1022223321 is about 1007.3535661832.

Adding to 1022223321 its reverse (1233222201), we get a palindrome (2255445522).

The spelling of 1022223321 in words is "one billion, twenty-two million, two hundred twenty-three thousand, three hundred twenty-one".