2132123321311 has 4 divisors (see below), whose sum is σ = 2132548984800. Its totient is φ = 2131697657824.

The previous prime is 2132123321299. The next prime is 2132123321381. The reversal of 2132123321311 is 1131233212312.

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 2132123321311 - 2¹³ = 2132123313119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2132123321381) 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, 212824231 + ... + 212834248.

It is an arithmetic number, because the mean of its divisors is an integer number (533137246200).

Almost surely, 2^{2132123321311} is an apocalyptic number.

2132123321311 is a deficient number, since it is larger than the sum of its proper divisors (425663489).

2132123321311 is an equidigital number, since it uses as much as digits as its factorization.

2132123321311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425663488.

The product of its digits is 1296, while the sum is 25.

Adding to 2132123321311 its reverse (1131233212312), we get a palindrome (3263356533623).

The spelling of 2132123321311 in words is "two trillion, one hundred thirty-two billion, one hundred twenty-three million, three hundred twenty-one thousand, three hundred eleven".