1003203201 has 128 divisors (see below), whose sum is σ = 1950068736. Its totient is φ = 441262080.

The previous prime is 1003203193. The next prime is 1003203251. The reversal of 1003203201 is 1023023001.

It is a happy number.

It is not a de Polignac number, because 1003203201 - 2³ = 1003203193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1003203251) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2194965 + ... + 2195421.

It is an arithmetic number, because the mean of its divisors is an integer number (15234912).

Almost surely, 2^1003203201 is an apocalyptic number.

1003203201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1003203201 is a deficient number, since it is larger than the sum of its proper divisors (946865535).

1003203201 is a wasteful number, since it uses less digits than its factorization.

1003203201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 1003203201 is about 31673.3831631545. The cubic root of 1003203201 is about 1001.0665956360.

Adding to 1003203201 its reverse (1023023001), we get a palindrome (2026226202).

The spelling of 1003203201 in words is "one billion, three million, two hundred three thousand, two hundred one".