201231124041 has 4 divisors (see below), whose sum is σ = 268308165392. Its totient is φ = 134154082692.

The previous prime is 201231124007. The next prime is 201231124051. The reversal of 201231124041 is 140421132102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 201231124041 - 2¹⁰ = 201231123017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201231123999 and 201231124017.

It is not an unprimeable number, because it can be changed into a prime (201231124001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33538520671 + ... + 33538520676.

It is an arithmetic number, because the mean of its divisors is an integer number (67077041348).

Almost surely, 2^201231124041 is an apocalyptic number.

It is an amenable number.

201231124041 is a deficient number, since it is larger than the sum of its proper divisors (67077041351).

201231124041 is an equidigital number, since it uses as much as digits as its factorization.

201231124041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67077041350.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 201231124041 its reverse (140421132102), we get a palindrome (341652256143).

The spelling of 201231124041 in words is "two hundred one billion, two hundred thirty-one million, one hundred twenty-four thousand, forty-one".