240121002041 has 4 divisors (see below), whose sum is σ = 250561045632. Its totient is φ = 229680958452.

The previous prime is 240121002013. The next prime is 240121002049. The reversal of 240121002041 is 140200121042.

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 240121002041 - 2¹⁰ = 240121001017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240121002049) 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, 5220021761 + ... + 5220021806.

It is an arithmetic number, because the mean of its divisors is an integer number (62640261408).

Almost surely, 2^240121002041 is an apocalyptic number.

It is an amenable number.

240121002041 is a deficient number, since it is larger than the sum of its proper divisors (10440043591).

240121002041 is a wasteful number, since it uses less digits than its factorization.

240121002041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10440043590.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 240121002041 its reverse (140200121042), we get a palindrome (380321123083).

The spelling of 240121002041 in words is "two hundred forty billion, one hundred twenty-one million, two thousand, forty-one".