240421011 has 8 divisors (see below), whose sum is σ = 320651520. Its totient is φ = 160235592.

The previous prime is 240420997. The next prime is 240421031. The reversal of 240421011 is 110124042.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 240421011 - 2⁷ = 240420883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (240421031) 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, 4210 + ... + 22328.

It is an arithmetic number, because the mean of its divisors is an integer number (40081440).

Almost surely, 2^240421011 is an apocalyptic number.

240421011 is a deficient number, since it is larger than the sum of its proper divisors (80230509).

240421011 is a wasteful number, since it uses less digits than its factorization.

240421011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22545.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 240421011 is about 15505.5155025559. The cubic root of 240421011 is about 621.8096719874.

Adding to 240421011 its reverse (110124042), we get a palindrome (350545053).

The spelling of 240421011 in words is "two hundred forty million, four hundred twenty-one thousand, eleven".