201230312032111 has 8 divisors (see below), whose sum is σ = 201670754691600. Its totient is φ = 200790342715200.

The previous prime is 201230312032081. The next prime is 201230312032121. The reversal of 201230312032111 is 111230213032102.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201230312032111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201230312032121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117484456 + ... + 119184973.

It is an arithmetic number, because the mean of its divisors is an integer number (25208844336450).

Almost surely, 2^{201230312032111} is an apocalyptic number.

201230312032111 is a deficient number, since it is larger than the sum of its proper divisors (440442659489).

201230312032111 is a wasteful number, since it uses less digits than its factorization.

201230312032111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236671289.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 201230312032111 its reverse (111230213032102), we get a palindrome (312460525064213).

Subtracting from 201230312032111 its reverse (111230213032102), we obtain a palindrome (90000099000009).

The spelling of 201230312032111 in words is "two hundred one trillion, two hundred thirty billion, three hundred twelve million, thirty-two thousand, one hundred eleven".