201042340041 has 8 divisors (see below), whose sum is σ = 268058566944. Its totient is φ = 134027169920.

The previous prime is 201042340003. The next prime is 201042340049. The reversal of 201042340041 is 140043240102.

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 201042340041 - 2²¹ = 201040242889 is a prime.

It is a super-2 number, since 2×201042340041² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (201042340049) 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, 475801 + ... + 792761.

It is an arithmetic number, because the mean of its divisors is an integer number (33507320868).

Almost surely, 2^201042340041 is an apocalyptic number.

It is an amenable number.

201042340041 is a deficient number, since it is larger than the sum of its proper divisors (67016226903).

201042340041 is a wasteful number, since it uses less digits than its factorization.

201042340041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528391.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 201042340041 its reverse (140043240102), we get a palindrome (341085580143).

The spelling of 201042340041 in words is "two hundred one billion, forty-two million, three hundred forty thousand, forty-one".