21132303211311 has 8 divisors (see below), whose sum is σ = 28188670901424. Its totient is φ = 14082068831040.

The previous prime is 21132303211303. The next prime is 21132303211391. The reversal of 21132303211311 is 11311230323112.

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

It is not a de Polignac number, because 21132303211311 - 2³ = 21132303211303 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21132303211391) 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, 1533319420 + ... + 1533333201.

It is an arithmetic number, because the mean of its divisors is an integer number (3523583862678).

Almost surely, 2^{21132303211311} is an apocalyptic number.

21132303211311 is a deficient number, since it is larger than the sum of its proper divisors (7056367690113).

21132303211311 is a wasteful number, since it uses less digits than its factorization.

21132303211311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3066654921.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 21132303211311 its reverse (11311230323112), we get a palindrome (32443533534423).

The spelling of 21132303211311 in words is "twenty-one trillion, one hundred thirty-two billion, three hundred three million, two hundred eleven thousand, three hundred eleven".