1002322123 has 8 divisors (see below), whose sum is σ = 1108843776. Its totient is φ = 898367400.

The previous prime is 1002322117. The next prime is 1002322127. The reversal of 1002322123 is 3212232001.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1002322123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1002322097 and 1002322106.

It is not an unprimeable number, because it can be changed into a prime (1002322127) 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 7 ways as a sum of consecutive naturals, for example, 640911 + ... + 642472.

It is an arithmetic number, because the mean of its divisors is an integer number (138605472).

Almost surely, 2^1002322123 is an apocalyptic number.

1002322123 is a deficient number, since it is larger than the sum of its proper divisors (106521653).

1002322123 is a wasteful number, since it uses less digits than its factorization.

1002322123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1283465.

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

The square root of 1002322123 is about 31659.4713000707. The cubic root of 1002322123 is about 1000.7734426323.

Adding to 1002322123 its reverse (3212232001), we get a palindrome (4214554124).

The spelling of 1002322123 in words is "one billion, two million, three hundred twenty-two thousand, one hundred twenty-three".