201122300231 has 8 divisors (see below), whose sum is σ = 213018465600. Its totient is φ = 189233406208.

The previous prime is 201122300209. The next prime is 201122300243. The reversal of 201122300231 is 132003221102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 201122300231 - 2⁶ = 201122300167 is a prime.

It is a super-2 number, since 2×201122300231² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201122303231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1760831 + ... + 1871568.

It is an arithmetic number, because the mean of its divisors is an integer number (26627308200).

Almost surely, 2^201122300231 is an apocalyptic number.

201122300231 is a deficient number, since it is larger than the sum of its proper divisors (11896165369).

201122300231 is a wasteful number, since it uses less digits than its factorization.

201122300231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3635673.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 201122300231 its reverse (132003221102), we get a palindrome (333125521333).

The spelling of 201122300231 in words is "two hundred one billion, one hundred twenty-two million, three hundred thousand, two hundred thirty-one".