220132312201 has 4 divisors (see below), whose sum is σ = 223863368400. Its totient is φ = 216401256004.

The previous prime is 220132312189. The next prime is 220132312207. The reversal of 220132312201 is 102213231022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220132312201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220132312207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1865528011 + ... + 1865528128.

It is an arithmetic number, because the mean of its divisors is an integer number (55965842100).

Almost surely, 2^220132312201 is an apocalyptic number.

It is an amenable number.

220132312201 is a deficient number, since it is larger than the sum of its proper divisors (3731056199).

220132312201 is an equidigital number, since it uses as much as digits as its factorization.

220132312201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3731056198.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 220132312201 its reverse (102213231022), we get a palindrome (322345543223).

The spelling of 220132312201 in words is "two hundred twenty billion, one hundred thirty-two million, three hundred twelve thousand, two hundred one".