1122421331 has 8 divisors (see below), whose sum is σ = 1127376384. Its totient is φ = 1117476360.

The previous prime is 1122421327. The next prime is 1122421357. The reversal of 1122421331 is 1331242211.

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 1122421331 - 2² = 1122421327 is a prime.

It is a super-2 number, since 2×1122421331² = 2519659288567623122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1122421361) 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, 291686 + ... + 295508.

It is an arithmetic number, because the mean of its divisors is an integer number (140922048).

Almost surely, 2^1122421331 is an apocalyptic number.

1122421331 is a deficient number, since it is larger than the sum of its proper divisors (4955053).

1122421331 is an equidigital number, since it uses as much as digits as its factorization.

1122421331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5041.

The product of its digits is 288, while the sum is 20.

The square root of 1122421331 is about 33502.5570815124. The cubic root of 1122421331 is about 1039.2466595042.

Adding to 1122421331 its reverse (1331242211), we get a palindrome (2453663542).

The spelling of 1122421331 in words is "one billion, one hundred twenty-two million, four hundred twenty-one thousand, three hundred thirty-one".