213234404443110 has 128 divisors (see below), whose sum is σ = 579531099064320. Its totient is φ = 55772562268800.

The previous prime is 213234404443061. The next prime is 213234404443127. The reversal of 213234404443110 is 11344404432312.

213234404443110 is a `hidden beast` number, since 2 + 1 + 3 + 23 + 440 + 44 + 43 + 110 = 666.

It is a super-2 number, since 2×213234404443110² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 44530255 + ... + 49085765.

It is an arithmetic number, because the mean of its divisors is an integer number (4527586711440).

Almost surely, 2^{213234404443110} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 213234404443110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (289765549532160).

213234404443110 is an abundant number, since it is smaller than the sum of its proper divisors (366296694621210).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213234404443110 is a wasteful number, since it uses less digits than its factorization.

213234404443110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4558851 (or 4558845 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

Adding to 213234404443110 its reverse (11344404432312), we get a palindrome (224578808875422).

The spelling of 213234404443110 in words is "two hundred thirteen trillion, two hundred thirty-four billion, four hundred four million, four hundred forty-three thousand, one hundred ten".