1001343222 has 96 divisors (see below), whose sum is σ = 2481058944. Its totient is φ = 300153600.

The previous prime is 1001343199. The next prime is 1001343227. The reversal of 1001343222 is 2223431001.

1001343222 is a `hidden beast` number, since 100 + 1 + 343 + 222 = 666.

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 = 1001343195 and 1001343204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001343227) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 517597 + ... + 519527.

It is an arithmetic number, because the mean of its divisors is an integer number (25844364).

Almost surely, 2^1001343222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1001343222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1240529472).

1001343222 is an abundant number, since it is smaller than the sum of its proper divisors (1479715722).

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

1001343222 is a wasteful number, since it uses less digits than its factorization.

1001343222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2056 (or 2044 counting only the distinct ones).

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

The square root of 1001343222 is about 31644.0076791800. The cubic root of 1001343222 is about 1000.4475403444.

Adding to 1001343222 its reverse (2223431001), we get a palindrome (3224774223).

It can be divided in two parts, 10013 and 43222, that added together give a palindrome (53235).

The spelling of 1001343222 in words is "one billion, one million, three hundred forty-three thousand, two hundred twenty-two".