213141003123 has 32 divisors (see below), whose sum is σ = 288103129600. Its totient is φ = 140149958400.

The previous prime is 213141003121. The next prime is 213141003149. The reversal of 213141003123 is 321300141312.

It is not a de Polignac number, because 213141003123 - 2¹ = 213141003121 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 213141003123.

It is not an unprimeable number, because it can be changed into a prime (213141003121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 76365858 + ... + 76368648.

It is an arithmetic number, because the mean of its divisors is an integer number (9003222800).

Almost surely, 2^213141003123 is an apocalyptic number.

213141003123 is a deficient number, since it is larger than the sum of its proper divisors (74962126477).

213141003123 is a wasteful number, since it uses less digits than its factorization.

213141003123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3883.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 213141003123 its reverse (321300141312), we get a palindrome (534441144435).

The spelling of 213141003123 in words is "two hundred thirteen billion, one hundred forty-one million, three thousand, one hundred twenty-three".