213230310323011 has 4 divisors (see below), whose sum is σ = 218431049599224. Its totient is φ = 208029571046800.

The previous prime is 213230310322873. The next prime is 213230310323021. The reversal of 213230310323011 is 110323013032312.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 213230310323011 - 2¹⁷ = 213230310191939 is a prime.

It is a super-2 number, since 2×213230310323011² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213230310323021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2600369638045 + ... + 2600369638126.

It is an arithmetic number, because the mean of its divisors is an integer number (54607762399806).

Almost surely, 2^{213230310323011} is an apocalyptic number.

213230310323011 is a deficient number, since it is larger than the sum of its proper divisors (5200739276213).

213230310323011 is an equidigital number, since it uses as much as digits as its factorization.

213230310323011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5200739276212.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 213230310323011 its reverse (110323013032312), we get a palindrome (323553323355323).

The spelling of 213230310323011 in words is "two hundred thirteen trillion, two hundred thirty billion, three hundred ten million, three hundred twenty-three thousand, eleven".