1002203031244 has 24 divisors (see below), whose sum is σ = 1805555853360. Its totient is φ = 486394577856.

The previous prime is 1002203031239. The next prime is 1002203031287. The reversal of 1002203031244 is 4421303022001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8018707 + ... + 8142730.

It is an arithmetic number, because the mean of its divisors is an integer number (75231493890).

Almost surely, 2^{1002203031244} is an apocalyptic number.

It is an amenable number.

1002203031244 is a deficient number, since it is larger than the sum of its proper divisors (803352822116).

1002203031244 is a wasteful number, since it uses less digits than its factorization.

1002203031244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16161897 (or 16161895 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 1002203031244 its reverse (4421303022001), we get a palindrome (5423506053245).

The spelling of 1002203031244 in words is "one trillion, two billion, two hundred three million, thirty-one thousand, two hundred forty-four".