1043313222 has 64 divisors (see below), whose sum is σ = 2612113920. Its totient is φ = 270875136.

The previous prime is 1043313217. The next prime is 1043313223. The reversal of 1043313222 is 2223133401.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043313223) 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 31 ways as a sum of consecutive naturals, for example, 4488 + ... + 45899.

It is an arithmetic number, because the mean of its divisors is an integer number (40814280).

Almost surely, 2^1043313222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1043313222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1306056960).

1043313222 is an abundant number, since it is smaller than the sum of its proper divisors (1568800698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1043313222 is a wasteful number, since it uses less digits than its factorization.

1043313222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50445.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 1043313222 is about 32300.3594716839. The cubic root of 1043313222 is about 1014.2341677982.

Adding to 1043313222 its reverse (2223133401), we get a palindrome (3266446623).

The spelling of 1043313222 in words is "one billion, forty-three million, three hundred thirteen thousand, two hundred twenty-two".