1122344421 has 64 divisors (see below), whose sum is σ = 1786060800. Its totient is φ = 619488000.

The previous prime is 1122344407. The next prime is 1122344453. The reversal of 1122344421 is 1244432211.

It is not a de Polignac number, because 1122344421 - 2²⁷ = 988126693 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1122344391 and 1122344400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122344401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2342860 + ... + 2343338.

It is an arithmetic number, because the mean of its divisors is an integer number (27907200).

Almost surely, 2^1122344421 is an apocalyptic number.

1122344421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1122344421 is a deficient number, since it is larger than the sum of its proper divisors (663716379).

1122344421 is a wasteful number, since it uses less digits than its factorization.

1122344421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650.

The product of its digits is 1536, while the sum is 24.

The square root of 1122344421 is about 33501.4092390156. The cubic root of 1122344421 is about 1039.2229220466. Note that the first 3 decimals are identical.

Adding to 1122344421 its reverse (1244432211), we get a palindrome (2366776632).

It can be divided in two parts, 1122 and 344421, that added together give a palindrome (345543).

The spelling of 1122344421 in words is "one billion, one hundred twenty-two million, three hundred forty-four thousand, four hundred twenty-one".