1002203431111 has 8 divisors (see below), whose sum is σ = 1007875159200. Its totient is φ = 996533183520.

The previous prime is 1002203431027. The next prime is 1002203431121. The reversal of 1002203431111 is 1111343022001.

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

It is a cyclic number.

It is not a de Polignac number, because 1002203431111 - 2³⁵ = 967843692743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002203431121) by changing a digit.

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, 1001925 + ... + 1734433.

It is an arithmetic number, because the mean of its divisors is an integer number (125984394900).

Almost surely, 2^{1002203431111} is an apocalyptic number.

1002203431111 is a deficient number, since it is larger than the sum of its proper divisors (5671728089).

1002203431111 is an equidigital number, since it uses as much as digits as its factorization.

1002203431111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740249.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1002203431111 its reverse (1111343022001), we get a palindrome (2113546453112).

The spelling of 1002203431111 in words is "one trillion, two billion, two hundred three million, four hundred thirty-one thousand, one hundred eleven".