1002202003 has 12 divisors (see below), whose sum is σ = 1161410472. Its totient is φ = 857496320.

The previous prime is 1002201997. The next prime is 1002202031. The reversal of 1002202003 is 3002022001.

It is not a de Polignac number, because 1002202003 - 2¹⁷ = 1002070931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1002202303) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 154450 + ... + 160807.

It is an arithmetic number, because the mean of its divisors is an integer number (96784206).

Almost surely, 2^1002202003 is an apocalyptic number.

1002202003 is a deficient number, since it is larger than the sum of its proper divisors (159208469).

1002202003 is a wasteful number, since it uses less digits than its factorization.

1002202003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315302 (or 315285 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 1002202003 is about 31657.5741805970. The cubic root of 1002202003 is about 1000.7334629006.

Adding to 1002202003 its reverse (3002022001), we get a palindrome (4004224004).

The spelling of 1002202003 in words is "one billion, two million, two hundred two thousand, three".