1001233222 has 16 divisors (see below), whose sum is σ = 1643729472. Its totient is φ = 453620520.

The previous prime is 1001233201. The next prime is 1001233231. The reversal of 1001233222 is 2223321001.

It is a junction number, because it is equal to n+sod(n) for n = 1001233196 and 1001233205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67368 + ... + 80875.

It is an arithmetic number, because the mean of its divisors is an integer number (102733092).

Almost surely, 2^1001233222 is an apocalyptic number.

1001233222 is a deficient number, since it is larger than the sum of its proper divisors (642496250).

1001233222 is a wasteful number, since it uses less digits than its factorization.

1001233222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148563.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1001233222 is about 31642.2695456568. The cubic root of 1001233222 is about 1000.4109051338.

Adding to 1001233222 its reverse (2223321001), we get a palindrome (3224554223).

It can be divided in two parts, 10012 and 33222, that added together give a palindrome (43234).

The spelling of 1001233222 in words is "one billion, one million, two hundred thirty-three thousand, two hundred twenty-two".