213123301132 has 24 divisors (see below), whose sum is σ = 444779064576. Its totient is φ = 87367315728.

The previous prime is 213123301129. The next prime is 213123301187. The reversal of 213123301132 is 231103321312.

213123301132 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 165467758 + ... + 165469045.

It is an arithmetic number, because the mean of its divisors is an integer number (18532461024).

Almost surely, 2^213123301132 is an apocalyptic number.

It is an amenable number.

213123301132 is an abundant number, since it is smaller than the sum of its proper divisors (231655763444).

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

213123301132 is a wasteful number, since it uses less digits than its factorization.

213123301132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330936837 (or 330936835 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 213123301132 its reverse (231103321312), we get a palindrome (444226622444).

The spelling of 213123301132 in words is "two hundred thirteen billion, one hundred twenty-three million, three hundred one thousand, one hundred thirty-two".