2100431003 has 8 divisors (see below), whose sum is σ = 2298305856. Its totient is φ = 1903710600.

The previous prime is 2100430999. The next prime is 2100431017. The reversal of 2100431003 is 3001340012.

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

It is not a de Polignac number, because 2100431003 - 2² = 2100430999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2100431063) 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, 284801 + ... + 292082.

It is an arithmetic number, because the mean of its divisors is an integer number (287288232).

Almost surely, 2^2100431003 is an apocalyptic number.

2100431003 is a deficient number, since it is larger than the sum of its proper divisors (197874853).

2100431003 is a wasteful number, since it uses less digits than its factorization.

2100431003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577225.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 2100431003 is about 45830.4593365591. The cubic root of 2100431003 is about 1280.6667674806. Note that the first 3 decimals are identical.

Adding to 2100431003 its reverse (3001340012), we get a palindrome (5101771015).

Subtracting 2100431003 from its reverse (3001340012), we obtain a palindrome (900909009).

The spelling of 2100431003 in words is "two billion, one hundred million, four hundred thirty-one thousand, three".