421130001003 has 16 divisors (see below), whose sum is σ = 576925087776. Its totient is φ = 273050507520.

The previous prime is 421130000987. The next prime is 421130001013. The reversal of 421130001003 is 300100031124.

It is not a de Polignac number, because 421130001003 - 2⁴ = 421130000987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (421130001013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 532426 + ... + 1061007.

It is an arithmetic number, because the mean of its divisors is an integer number (36057817986).

Almost surely, 2^421130001003 is an apocalyptic number.

421130001003 is a deficient number, since it is larger than the sum of its proper divisors (155795086773).

421130001003 is a wasteful number, since it uses less digits than its factorization.

421130001003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1595854.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 421130001003 its reverse (300100031124), we get a palindrome (721230032127).

The spelling of 421130001003 in words is "four hundred twenty-one billion, one hundred thirty million, one thousand, three".