213123030303003 has 8 divisors (see below), whose sum is σ = 287093566594128. Its totient is φ = 140617257106944.

The previous prime is 213123030302977. The next prime is 213123030303011. The reversal of 213123030303003 is 300303030321312.

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

It is not a de Polignac number, because 213123030303003 - 2¹⁴ = 213123030286619 is a prime.

It is not an unprimeable number, because it can be changed into a prime (213123030308003) 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, 366190773426 + ... + 366190774007.

It is an arithmetic number, because the mean of its divisors is an integer number (35886695824266).

Almost surely, 2^{213123030303003} is an apocalyptic number.

213123030303003 is a deficient number, since it is larger than the sum of its proper divisors (73970536291125).

213123030303003 is an equidigital number, since it uses as much as digits as its factorization.

213123030303003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 732381547533.

The product of its (nonzero) digits is 2916, while the sum is 24.

Adding to 213123030303003 its reverse (300303030321312), we get a palindrome (513426060624315).

The spelling of 213123030303003 in words is "two hundred thirteen trillion, one hundred twenty-three billion, thirty million, three hundred three thousand, three".