211101312023 has 8 divisors (see below), whose sum is σ = 249577906080. Its totient is φ = 174704533920.

The previous prime is 211101312013. The next prime is 211101312043. The reversal of 211101312023 is 320213101112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 211101312023 - 2²⁸ = 210832876567 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 211101311992 and 211101312010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211101312013) 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, 519953768 + ... + 519954173.

It is an arithmetic number, because the mean of its divisors is an integer number (31197238260).

Almost surely, 2^211101312023 is an apocalyptic number.

211101312023 is a deficient number, since it is larger than the sum of its proper divisors (38476594057).

211101312023 is a wasteful number, since it uses less digits than its factorization.

211101312023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1039907977.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 211101312023 its reverse (320213101112), we get a palindrome (531314413135).

The spelling of 211101312023 in words is "two hundred eleven billion, one hundred one million, three hundred twelve thousand, twenty-three".