213302222250 has 256 divisors, whose sum is σ = 611839388160. Its totient is φ = 49057228800.

The previous prime is 213302222039. The next prime is 213302222251. The reversal of 213302222250 is 52222203312.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 213302222250.

It is not an unprimeable number, because it can be changed into a prime (213302222251) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 13515364 + ... + 13531136.

It is an arithmetic number, because the mean of its divisors is an integer number (2389997610).

Almost surely, 2^213302222250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 213302222250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (305919694080).

213302222250 is an abundant number, since it is smaller than the sum of its proper divisors (398537165910).

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

213302222250 is a wasteful number, since it uses less digits than its factorization.

213302222250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15898 (or 15888 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

Adding to 213302222250 its reverse (52222203312), we get a palindrome (265524425562).

The spelling of 213302222250 in words is "two hundred thirteen billion, three hundred two million, two hundred twenty-two thousand, two hundred fifty".