101256043241 has 4 divisors (see below), whose sum is σ = 101338837632. Its totient is φ = 101173248852.

The previous prime is 101256043211. The next prime is 101256043327. The reversal of 101256043241 is 142340652101.

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 a cyclic number.

It is not a de Polignac number, because 101256043241 - 2⁶ = 101256043177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101256043211) 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, 41395361 + ... + 41397806.

It is an arithmetic number, because the mean of its divisors is an integer number (25334709408).

Almost surely, 2^101256043241 is an apocalyptic number.

It is an amenable number.

101256043241 is a deficient number, since it is larger than the sum of its proper divisors (82794391).

101256043241 is an equidigital number, since it uses as much as digits as its factorization.

101256043241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82794390.

The product of its (nonzero) digits is 5760, while the sum is 29.

Adding to 101256043241 its reverse (142340652101), we get a palindrome (243596695342).

The spelling of 101256043241 in words is "one hundred one billion, two hundred fifty-six million, forty-three thousand, two hundred forty-one".