1022412321 has 16 divisors (see below), whose sum is σ = 1731068800. Its totient is φ = 584235504.

The previous prime is 1022412319. The next prime is 1022412323. The reversal of 1022412321 is 1232142201.

It is a happy number.

1022412321 is a `hidden beast` number, since 102 + 241 + 2 + 321 = 666.

It is an interprime number because it is at equal distance from previous prime (1022412319) and next prime (1022412323).

It is not a de Polignac number, because 1022412321 - 2¹ = 1022412319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1022412294 and 1022412303.

It is not an unprimeable number, because it can be changed into a prime (1022412323) 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, 2704606 + ... + 2704983.

It is an arithmetic number, because the mean of its divisors is an integer number (108191800).

Almost surely, 2^1022412321 is an apocalyptic number.

It is an amenable number.

1022412321 is a deficient number, since it is larger than the sum of its proper divisors (708656479).

1022412321 is an equidigital number, since it uses as much as digits as its factorization.

1022412321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5409605 (or 5409599 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1022412321 is about 31975.1828923620. The cubic root of 1022412321 is about 1007.4156459289.

Adding to 1022412321 its reverse (1232142201), we get a palindrome (2254554522).

The spelling of 1022412321 in words is "one billion, twenty-two million, four hundred twelve thousand, three hundred twenty-one".