1013222321 has 16 divisors (see below), whose sum is σ = 1121495040. Its totient is φ = 911139840.

The previous prime is 1013222311. The next prime is 1013222351. The reversal of 1013222321 is 1232223101.

1013222321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 1013222321 - 2⁶ = 1013222257 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1013222321.

It is not an unprimeable number, because it can be changed into a prime (1013222311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29465 + ... + 53801.

It is an arithmetic number, because the mean of its divisors is an integer number (70093440).

Almost surely, 2^1013222321 is an apocalyptic number.

It is an amenable number.

1013222321 is a deficient number, since it is larger than the sum of its proper divisors (108272719).

1013222321 is a wasteful number, since it uses less digits than its factorization.

1013222321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24464.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1013222321 is about 31831.1533092975. The cubic root of 1013222321 is about 1004.3881562521.

Adding to 1013222321 its reverse (1232223101), we get a palindrome (2245445422).

The spelling of 1013222321 in words is "one billion, thirteen million, two hundred twenty-two thousand, three hundred twenty-one".