1043312022 has 64 divisors (see below), whose sum is σ = 2354339520. Its totient is φ = 342432000.

The previous prime is 1043312009. The next prime is 1043312041. The reversal of 1043312022 is 2202133401.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1043311986 and 1043312004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1270372 + ... + 1271192.

It is an arithmetic number, because the mean of its divisors is an integer number (36786555).

Almost surely, 2^1043312022 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1043312022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1177169760).

1043312022 is an abundant number, since it is smaller than the sum of its proper divisors (1311027498).

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

1043312022 is a wasteful number, since it uses less digits than its factorization.

1043312022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1166 (or 1160 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1043312022 is about 32300.3408960339. The cubic root of 1043312022 is about 1014.2337789468.

Adding to 1043312022 its reverse (2202133401), we get a palindrome (3245445423).

The spelling of 1043312022 in words is "one billion, forty-three million, three hundred twelve thousand, twenty-two".