1000203131201 has 8 divisors (see below), whose sum is σ = 1002100680000. Its totient is φ = 998306342800.

The previous prime is 1000203131173. The next prime is 1000203131251. The reversal of 1000203131201 is 1021313020001.

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-1000203131201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1000203131251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2478575 + ... + 2853723.

It is an arithmetic number, because the mean of its divisors is an integer number (125262585000).

Almost surely, 2^{1000203131201} is an apocalyptic number.

It is an amenable number.

1000203131201 is a deficient number, since it is larger than the sum of its proper divisors (1897548799).

1000203131201 is an equidigital number, since it uses as much as digits as its factorization.

1000203131201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380199.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 1000203131201 its reverse (1021313020001), we get a palindrome (2021516151202).

The spelling of 1000203131201 in words is "one trillion, two hundred three million, one hundred thirty-one thousand, two hundred one".