201120121303231 has 32 divisors (see below), whose sum is σ = 220616244313920. Its totient is φ = 182209310244864.

The previous prime is 201120121303201. The next prime is 201120121303271. The reversal of 201120121303231 is 132303121021102.

It is a cyclic number.

It is not a de Polignac number, because 201120121303231 - 2⁷ = 201120121303103 is a prime.

It is a super-2 number, since 2×201120121303231² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201120121303201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2097728511 + ... + 2097824383.

It is an arithmetic number, because the mean of its divisors is an integer number (6894257634810).

Almost surely, 2^{201120121303231} is an apocalyptic number.

201120121303231 is a deficient number, since it is larger than the sum of its proper divisors (19496123010689).

201120121303231 is a wasteful number, since it uses less digits than its factorization.

201120121303231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100315.

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

Adding to 201120121303231 its reverse (132303121021102), we get a palindrome (333423242324333).

The spelling of 201120121303231 in words is "two hundred one trillion, one hundred twenty billion, one hundred twenty-one million, three hundred three thousand, two hundred thirty-one".