1122405321 has 8 divisors (see below), whose sum is σ = 1521905760. Its totient is φ = 735587552.

The previous prime is 1122405311. The next prime is 1122405329. The reversal of 1122405321 is 1235042211.

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 1122405321 - 2⁹ = 1122404809 is a prime.

It is a super-2 number, since 2×1122405321² = 2519587409218226082, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1122405329) 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, 3170460 + ... + 3170813.

It is an arithmetic number, because the mean of its divisors is an integer number (190238220).

Almost surely, 2^1122405321 is an apocalyptic number.

It is an amenable number.

1122405321 is a deficient number, since it is larger than the sum of its proper divisors (399500439).

1122405321 is an equidigital number, since it uses as much as digits as its factorization.

1122405321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6341335.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1122405321 is about 33502.3181436748. The cubic root of 1122405321 is about 1039.2417182765.

Adding to 1122405321 its reverse (1235042211), we get a palindrome (2357447532).

The spelling of 1122405321 in words is "one billion, one hundred twenty-two million, four hundred five thousand, three hundred twenty-one".