201223112110311 has 32 divisors (see below), whose sum is σ = 282726766080000. Its totient is φ = 126949545541728.

The previous prime is 201223112110303. The next prime is 201223112110351. The reversal of 201223112110311 is 113011211322102.

It is not a de Polignac number, because 201223112110311 - 2³ = 201223112110303 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201223112110351) 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 31 ways as a sum of consecutive naturals, for example, 538997890 + ... + 539371088.

It is an arithmetic number, because the mean of its divisors is an integer number (8835211440000).

Almost surely, 2^{201223112110311} is an apocalyptic number.

201223112110311 is a deficient number, since it is larger than the sum of its proper divisors (81503653969689).

201223112110311 is a wasteful number, since it uses less digits than its factorization.

201223112110311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383523.

The product of its (nonzero) digits is 144, while the sum is 21.

Adding to 201223112110311 its reverse (113011211322102), we get a palindrome (314234323432413).

The spelling of 201223112110311 in words is "two hundred one trillion, two hundred twenty-three billion, one hundred twelve million, one hundred ten thousand, three hundred eleven".