20132120011321 has 8 divisors (see below), whose sum is σ = 20374843245120. Its totient is φ = 19889400767472.

The previous prime is 20132120011313. The next prime is 20132120011327. The reversal of 20132120011321 is 12311002123102.

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

It is a cyclic number.

It is not a de Polignac number, because 20132120011321 - 2³ = 20132120011313 is a prime.

It is a super-2 number, since 2×20132120011321² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20132120011327) 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, 9863316 + ... + 11728138.

It is an arithmetic number, because the mean of its divisors is an integer number (2546855405640).

Almost surely, 2^{20132120011321} is an apocalyptic number.

It is an amenable number.

20132120011321 is a deficient number, since it is larger than the sum of its proper divisors (242723233799).

20132120011321 is a wasteful number, since it uses less digits than its factorization.

20132120011321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1994975.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 20132120011321 its reverse (12311002123102), we get a palindrome (32443122134423).

The spelling of 20132120011321 in words is "twenty trillion, one hundred thirty-two billion, one hundred twenty million, eleven thousand, three hundred twenty-one".