213433314432252 has 96 divisors (see below), whose sum is σ = 532840361743872. Its totient is φ = 66257687801856.

The previous prime is 213433314432227. The next prime is 213433314432253. The reversal of 213433314432252 is 252234413334312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213433314432253) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22999828 + ... + 30916964.

It is an arithmetic number, because the mean of its divisors is an integer number (5550420434832).

Almost surely, 2^{213433314432252} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 213433314432252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (266420180871936).

213433314432252 is an abundant number, since it is smaller than the sum of its proper divisors (319407047311620).

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

213433314432252 is a wasteful number, since it uses less digits than its factorization.

213433314432252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7918547 (or 7918545 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 42.

Adding to 213433314432252 its reverse (252234413334312), we get a palindrome (465667727766564).

The spelling of 213433314432252 in words is "two hundred thirteen trillion, four hundred thirty-three billion, three hundred fourteen million, four hundred thirty-two thousand, two hundred fifty-two".