213111020313023 has 8 divisors (see below), whose sum is σ = 243608364152448. Its totient is φ = 182626904565144.

The previous prime is 213111020313017. The next prime is 213111020313029. The reversal of 213111020313023 is 320313020111312.

It is an interprime number because it is at equal distance from previous prime (213111020313017) and next prime (213111020313029).

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 213111020313023 - 2²⁰ = 213111019264447 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 213111020313023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213111020313029) 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, 3306988361 + ... + 3307052802.

It is an arithmetic number, because the mean of its divisors is an integer number (30451045519056).

Almost surely, 2^{213111020313023} is an apocalyptic number.

213111020313023 is a deficient number, since it is larger than the sum of its proper divisors (30497343839425).

213111020313023 is an equidigital number, since it uses as much as digits as its factorization.

213111020313023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6614045773.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 213111020313023 its reverse (320313020111312), we get a palindrome (533424040424335).

The spelling of 213111020313023 in words is "two hundred thirteen trillion, one hundred eleven billion, twenty million, three hundred thirteen thousand, twenty-three".