201131111231233 has 8 divisors (see below), whose sum is σ = 201467698185600. Its totient is φ = 200794526974080.

The previous prime is 201131111231221. The next prime is 201131111231243. The reversal of 201131111231233 is 332132111131102.

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 201131111231233 - 2²⁵ = 201131077676801 is a prime.

It is a super-2 number, since 2×201131111231233² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201131111231198 and 201131111231207.

It is not an unprimeable number, because it can be changed into a prime (201131111231243) 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, 197017716 + ... + 198035962.

It is an arithmetic number, because the mean of its divisors is an integer number (25183462273200).

Almost surely, 2^{201131111231233} is an apocalyptic number.

It is an amenable number.

201131111231233 is a deficient number, since it is larger than the sum of its proper divisors (336586954367).

201131111231233 is a wasteful number, since it uses less digits than its factorization.

201131111231233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1348607.

The product of its (nonzero) digits is 648, while the sum is 25.

Adding to 201131111231233 its reverse (332132111131102), we get a palindrome (533263222362335).

The spelling of 201131111231233 in words is "two hundred one trillion, one hundred thirty-one billion, one hundred eleven million, two hundred thirty-one thousand, two hundred thirty-three".