20011012213323 has 8 divisors (see below), whose sum is σ = 26876103995088. Its totient is φ = 13243297620224.

The previous prime is 20011012213319. The next prime is 20011012213331. The reversal of 20011012213323 is 32331221011002.

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 20011012213323 - 2² = 20011012213319 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20011012213323.

It is not an unprimeable number, because it can be changed into a prime (20011012213333) 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, 24344296686 + ... + 24344297507.

It is an arithmetic number, because the mean of its divisors is an integer number (3359512999386).

Almost surely, 2^{20011012213323} is an apocalyptic number.

20011012213323 is a deficient number, since it is larger than the sum of its proper divisors (6865091781765).

20011012213323 is a wasteful number, since it uses less digits than its factorization.

20011012213323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48688594333.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 20011012213323 its reverse (32331221011002), we get a palindrome (52342233224325).

The spelling of 20011012213323 in words is "twenty trillion, eleven billion, twelve million, two hundred thirteen thousand, three hundred twenty-three".