213120201332 has 6 divisors (see below), whose sum is σ = 372960352338. Its totient is φ = 106560100664.

The previous prime is 213120201323. The next prime is 213120201337. The reversal of 213120201332 is 233102021312.

It can be written as a sum of positive squares in only one way, i.e., 183795693796 + 29324507536 = 428714^2 + 171244^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213120201337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26640025163 + ... + 26640025170.

It is an arithmetic number, because the mean of its divisors is an integer number (62160058723).

Almost surely, 2^213120201332 is an apocalyptic number.

It is an amenable number.

213120201332 is a deficient number, since it is larger than the sum of its proper divisors (159840151006).

213120201332 is a wasteful number, since it uses less digits than its factorization.

213120201332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53280050337 (or 53280050335 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 213120201332 its reverse (233102021312), we get a palindrome (446222222644).

The spelling of 213120201332 in words is "two hundred thirteen billion, one hundred twenty million, two hundred one thousand, three hundred thirty-two".