213522430050 has 48 divisors (see below), whose sum is σ = 588372922080. Its totient is φ = 56939314320.

The previous prime is 213522429959. The next prime is 213522430073. The reversal of 213522430050 is 50034225312.

It is a happy number.

213522430050 is a `hidden beast` number, since 2 + 1 + 352 + 2 + 4 + 300 + 5 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 213522429996 and 213522430023.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 79081032 + ... + 79083731.

It is an arithmetic number, because the mean of its divisors is an integer number (12257769210).

Almost surely, 2^213522430050 is an apocalyptic number.

213522430050 is an abundant number, since it is smaller than the sum of its proper divisors (374850492030).

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

213522430050 is a wasteful number, since it uses less digits than its factorization.

213522430050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158164784 (or 158164773 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

Adding to 213522430050 its reverse (50034225312), we get a palindrome (263556655362).

The spelling of 213522430050 in words is "two hundred thirteen billion, five hundred twenty-two million, four hundred thirty thousand, fifty".