231213010003 has 4 divisors (see below), whose sum is σ = 232172400328. Its totient is φ = 230253619680.

The previous prime is 231213009997. The next prime is 231213010031. The reversal of 231213010003 is 300010312132.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 231213010003 - 2⁹ = 231213009491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (231213010073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 479694801 + ... + 479695282.

It is an arithmetic number, because the mean of its divisors is an integer number (58043100082).

Almost surely, 2^231213010003 is an apocalyptic number.

231213010003 is a deficient number, since it is larger than the sum of its proper divisors (959390325).

231213010003 is an equidigital number, since it uses as much as digits as its factorization.

231213010003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 959390324.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 231213010003 its reverse (300010312132), we get a palindrome (531223322135).

The spelling of 231213010003 in words is "two hundred thirty-one billion, two hundred thirteen million, ten thousand, three".