2132321011 has 4 divisors (see below), whose sum is σ = 2139909624. Its totient is φ = 2124732400.

The previous prime is 2132321003. The next prime is 2132321047. The reversal of 2132321011 is 1101232312.

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 2132321011 - 2³ = 2132321003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2132381011) 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, 3793885 + ... + 3794446.

It is an arithmetic number, because the mean of its divisors is an integer number (534977406).

Almost surely, 2^2132321011 is an apocalyptic number.

2132321011 is a deficient number, since it is larger than the sum of its proper divisors (7588613).

2132321011 is an equidigital number, since it uses as much as digits as its factorization.

2132321011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7588612.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 2132321011 is about 46177.0615240944. The cubic root of 2132321011 is about 1287.1155250771.

Adding to 2132321011 its reverse (1101232312), we get a palindrome (3233553323).

The spelling of 2132321011 in words is "two billion, one hundred thirty-two million, three hundred twenty-one thousand, eleven".