20112324331213 has 8 divisors (see below), whose sum is σ = 20117030866560. Its totient is φ = 20107618351680.

The previous prime is 20112324331153. The next prime is 20112324331223. The reversal of 20112324331213 is 31213342321102.

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 20112324331213 - 2²¹ = 20112322234061 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 (20112324331223) 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, 77192028 + ... + 77452138.

It is an arithmetic number, because the mean of its divisors is an integer number (2514628858320).

Almost surely, 2^{20112324331213} is an apocalyptic number.

It is an amenable number.

20112324331213 is a deficient number, since it is larger than the sum of its proper divisors (4706535347).

20112324331213 is a wasteful number, since it uses less digits than its factorization.

20112324331213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277907.

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

Adding to 20112324331213 its reverse (31213342321102), we get a palindrome (51325666652315).

The spelling of 20112324331213 in words is "twenty trillion, one hundred twelve billion, three hundred twenty-four million, three hundred thirty-one thousand, two hundred thirteen".