1321124422 has 8 divisors (see below), whose sum is σ = 1982091456. Its totient is φ = 660427272.

The previous prime is 1321124419. The next prime is 1321124447. The reversal of 1321124422 is 2244211231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1321124393 and 1321124402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54753 + ... + 75100.

It is an arithmetic number, because the mean of its divisors is an integer number (247761432).

Almost surely, 2^1321124422 is an apocalyptic number.

1321124422 is a deficient number, since it is larger than the sum of its proper divisors (660967034).

1321124422 is a wasteful number, since it uses less digits than its factorization.

1321124422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134942.

The product of its digits is 768, while the sum is 22.

The square root of 1321124422 is about 36347.2753036593. The cubic root of 1321124422 is about 1097.2726987100.

Adding to 1321124422 its reverse (2244211231), we get a palindrome (3565335653).

The spelling of 1321124422 in words is "one billion, three hundred twenty-one million, one hundred twenty-four thousand, four hundred twenty-two".