1005123322 has 32 divisors (see below), whose sum is σ = 1805836032. Its totient is φ = 410239104.

The previous prime is 1005123319. The next prime is 1005123331. The reversal of 1005123322 is 2233215001.

It is a self number, because there is not a number n which added to its sum of digits gives 1005123322.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68328 + ... + 81724.

It is an arithmetic number, because the mean of its divisors is an integer number (56432376).

Almost surely, 2^1005123322 is an apocalyptic number.

1005123322 is a deficient number, since it is larger than the sum of its proper divisors (800712710).

1005123322 is a wasteful number, since it uses less digits than its factorization.

1005123322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13662.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 1005123322 is about 31703.6799441327. The cubic root of 1005123322 is about 1001.7048657809.

Adding to 1005123322 its reverse (2233215001), we get a palindrome (3238338323).

The spelling of 1005123322 in words is "one billion, five million, one hundred twenty-three thousand, three hundred twenty-two".