1021134422 has 48 divisors (see below), whose sum is σ = 1948620240. Its totient is φ = 396849600.

The previous prime is 1021134421. The next prime is 1021134463. The reversal of 1021134422 is 2244311201.

It is a junction number, because it is equal to n+sod(n) for n = 1021134394 and 1021134403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021134421) 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 23 ways as a sum of consecutive naturals, for example, 547772 + ... + 549632.

It is an arithmetic number, because the mean of its divisors is an integer number (40596255).

Almost surely, 2^1021134422 is an apocalyptic number.

1021134422 is a deficient number, since it is larger than the sum of its proper divisors (927485818).

1021134422 is a wasteful number, since it uses less digits than its factorization.

1021134422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2397 (or 2390 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1021134422 is about 31955.1939753149. The cubic root of 1021134422 is about 1006.9957526528.

Adding to 1021134422 its reverse (2244311201), we get a palindrome (3265445623).

The spelling of 1021134422 in words is "one billion, twenty-one million, one hundred thirty-four thousand, four hundred twenty-two".