1040231222 has 12 divisors (see below), whose sum is σ = 1567525140. Its totient is φ = 517733748.

The previous prime is 1040231221. The next prime is 1040231233. The reversal of 1040231222 is 2221320401.

It is a super-2 number, since 2×1040231222² = 2164161990447226568, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1040231222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040231221) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 94229 + ... + 104687.

It is an arithmetic number, because the mean of its divisors is an integer number (130627095).

Almost surely, 2^1040231222 is an apocalyptic number.

1040231222 is a deficient number, since it is larger than the sum of its proper divisors (527293918).

1040231222 is an equidigital number, since it uses as much as digits as its factorization.

1040231222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10907 (or 10684 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1040231222 is about 32252.6157388823. The cubic root of 1040231222 is about 1013.2344831101.

Adding to 1040231222 its reverse (2221320401), we get a palindrome (3261551623).

The spelling of 1040231222 in words is "one billion, forty million, two hundred thirty-one thousand, two hundred twenty-two".