20010233111323 has 16 divisors (see below), whose sum is σ = 24631484765440. Its totient is φ = 15830018783136.

The previous prime is 20010233111287. The next prime is 20010233111347. The reversal of 20010233111323 is 32311133201002.

It is a cyclic number.

It is not a de Polignac number, because 20010233111323 - 2¹⁷ = 20010232980251 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20010233111294 and 20010233111303.

It is not an unprimeable number, because it can be changed into a prime (20010233111423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15006813 + ... + 16285726.

It is an arithmetic number, because the mean of its divisors is an integer number (1539467797840).

Almost surely, 2^{20010233111323} is an apocalyptic number.

20010233111323 is a deficient number, since it is larger than the sum of its proper divisors (4621251654117).

20010233111323 is a wasteful number, since it uses less digits than its factorization.

20010233111323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31299586.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 20010233111323 its reverse (32311133201002), we get a palindrome (52321366312325).

The spelling of 20010233111323 in words is "twenty trillion, ten billion, two hundred thirty-three million, one hundred eleven thousand, three hundred twenty-three".