211110101120023 has 8 divisors (see below), whose sum is σ = 241273892618240. Its totient is φ = 180947611027800.

The previous prime is 211110101119991. The next prime is 211110101120029. The reversal of 211110101120023 is 320021101011112.

It is a happy number.

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 211110101120023 - 2⁵ = 211110101119991 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 211110101119979 and 211110101120006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211110101120029) 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, 325003863 + ... + 325652776.

It is an arithmetic number, because the mean of its divisors is an integer number (30159236577280).

Almost surely, 2^{211110101120023} is an apocalyptic number.

211110101120023 is a deficient number, since it is larger than the sum of its proper divisors (30163791498217).

211110101120023 is an equidigital number, since it uses as much as digits as its factorization.

211110101120023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 650702997.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 211110101120023 its reverse (320021101011112), we get a palindrome (531131202131135).

The spelling of 211110101120023 in words is "two hundred eleven trillion, one hundred ten billion, one hundred one million, one hundred twenty thousand, twenty-three".