20113110530023 has 32 divisors (see below), whose sum is σ = 23481086400000. Its totient is φ = 16871754453120.

The previous prime is 20113110529979. The next prime is 20113110530077. The reversal of 20113110530023 is 32003501131102.

It is not a de Polignac number, because 20113110530023 - 2¹⁷ = 20113110398951 is a prime.

It is a super-3 number, since 3×20113110530023³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20113110529976 and 20113110530003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20113110530423) 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, 146508108 + ... + 146645326.

It is an arithmetic number, because the mean of its divisors is an integer number (733783950000).

Almost surely, 2^{20113110530023} is an apocalyptic number.

20113110530023 is a deficient number, since it is larger than the sum of its proper divisors (3367975869977).

20113110530023 is a wasteful number, since it uses less digits than its factorization.

20113110530023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139015.

The product of its (nonzero) digits is 540, while the sum is 22.

Adding to 20113110530023 its reverse (32003501131102), we get a palindrome (52116611661125).

The spelling of 20113110530023 in words is "twenty trillion, one hundred thirteen billion, one hundred ten million, five hundred thirty thousand, twenty-three".