1002231322 has 8 divisors (see below), whose sum is σ = 1503916596. Its totient is φ = 500925792.

The previous prime is 1002231313. The next prime is 1002231331. The reversal of 1002231322 is 2231322001.

It is an interprime number because it is at equal distance from previous prime (1002231313) and next prime (1002231331).

It can be written as a sum of positive squares in 2 ways, for example, as 890485281 + 111746041 = 29841^2 + 10571^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1002231296 and 1002231305.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88243 + ... + 98950.

Almost surely, 2^1002231322 is an apocalyptic number.

1002231322 is a deficient number, since it is larger than the sum of its proper divisors (501685274).

1002231322 is a wasteful number, since it uses less digits than its factorization.

1002231322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189872.

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

The square root of 1002231322 is about 31658.0372417495. The cubic root of 1002231322 is about 1000.7432214850.

Adding to 1002231322 its reverse (2231322001), we get a palindrome (3233553323).

It can be divided in two parts, 1002 and 231322, that added together give a square (232324 = 482²).

The spelling of 1002231322 in words is "one billion, two million, two hundred thirty-one thousand, three hundred twenty-two".