2131334104213 has 4 divisors (see below), whose sum is σ = 2144409773728. Its totient is φ = 2118258434700.

The previous prime is 2131334104153. The next prime is 2131334104231. The reversal of 2131334104213 is 3124014331312.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2131334104213 - 2²¹ = 2131332007061 is a prime.

It is a super-2 number, since 2×2131334104213² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2131334104313) 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, 6537834513 + ... + 6537834838.

It is an arithmetic number, because the mean of its divisors is an integer number (536102443432).

Almost surely, 2^{2131334104213} is an apocalyptic number.

It is an amenable number.

2131334104213 is a deficient number, since it is larger than the sum of its proper divisors (13075669515).

2131334104213 is a wasteful number, since it uses less digits than its factorization.

2131334104213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13075669514.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 2131334104213 its reverse (3124014331312), we get a palindrome (5255348435525).

The spelling of 2131334104213 in words is "two trillion, one hundred thirty-one billion, three hundred thirty-four million, one hundred four thousand, two hundred thirteen".