210020110023 has 16 divisors (see below), whose sum is σ = 296524108800. Its totient is φ = 131766155136.

The previous prime is 210020110007. The next prime is 210020110031. The reversal of 210020110023 is 320011020012.

210020110023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 210020110023 - 2⁴ = 210020110007 is a prime.

It is a super-2 number, since 2×210020110023² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 210020109990 and 210020110008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210020110043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 455178 + ... + 791976.

It is an arithmetic number, because the mean of its divisors is an integer number (18532756800).

Almost surely, 2^210020110023 is an apocalyptic number.

210020110023 is a deficient number, since it is larger than the sum of its proper divisors (86503998777).

210020110023 is a wasteful number, since it uses less digits than its factorization.

210020110023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349046.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 210020110023 its reverse (320011020012), we get a palindrome (530031130035).

The spelling of 210020110023 in words is "two hundred ten billion, twenty million, one hundred ten thousand, twenty-three".