211524232242 has 16 divisors (see below), whose sum is σ = 423053665632. Its totient is φ = 70507210560.

The previous prime is 211524232211. The next prime is 211524232253. The reversal of 211524232242 is 242232425112.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 488517 + ... + 813447.

It is an arithmetic number, because the mean of its divisors is an integer number (26440854102).

Almost surely, 2^211524232242 is an apocalyptic number.

211524232242 is an abundant number, since it is smaller than the sum of its proper divisors (211529433390).

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

211524232242 is a wasteful number, since it uses less digits than its factorization.

211524232242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433433.

The product of its digits is 15360, while the sum is 30.

Adding to 211524232242 its reverse (242232425112), we get a palindrome (453756657354).

The spelling of 211524232242 in words is "two hundred eleven billion, five hundred twenty-four million, two hundred thirty-two thousand, two hundred forty-two".