213234012044234 has 16 divisors (see below), whose sum is σ = 322293338324160. Its totient is φ = 105803571811680.

The previous prime is 213234012044227. The next prime is 213234012044239. The reversal of 213234012044234 is 432440210432312.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 213234012044194 and 213234012044203.

It is not an unprimeable number, because it can be changed into a prime (213234012044239) 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, 167500214 + ... + 168768449.

It is an arithmetic number, because the mean of its divisors is an integer number (20143333645260).

Almost surely, 2^{213234012044234} is an apocalyptic number.

213234012044234 is a deficient number, since it is larger than the sum of its proper divisors (109059326279926).

213234012044234 is a wasteful number, since it uses less digits than its factorization.

213234012044234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336271085.

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 213234012044234 its reverse (432440210432312), we get a palindrome (645674222476546).

The spelling of 213234012044234 in words is "two hundred thirteen trillion, two hundred thirty-four billion, twelve million, forty-four thousand, two hundred thirty-four".