20101111000323 has 32 divisors (see below), whose sum is σ = 27589185921024. Its totient is φ = 13008588481152.

The previous prime is 20101111000303. The next prime is 20101111000361. The reversal of 20101111000323 is 32300011110102.

It is a happy number.

It is not a de Polignac number, because 20101111000323 - 2⁵ = 20101111000291 is a prime.

It is a super-2 number, since 2×20101111000323² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20101111000303) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 87603061 + ... + 87832217.

It is an arithmetic number, because the mean of its divisors is an integer number (862162060032).

Almost surely, 2^{20101111000323} is an apocalyptic number.

20101111000323 is a deficient number, since it is larger than the sum of its proper divisors (7488074920701).

20101111000323 is a wasteful number, since it uses less digits than its factorization.

20101111000323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231011.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 20101111000323 its reverse (32300011110102), we get a palindrome (52401122110425).

The spelling of 20101111000323 in words is "twenty trillion, one hundred one billion, one hundred eleven million, three hundred twenty-three", and thus it is an aban number.