240320011 has 4 divisors (see below), whose sum is σ = 240351472. Its totient is φ = 240288552.

The previous prime is 240319993. The next prime is 240320021. The reversal of 240320011 is 110023042.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 240320011 - 2¹⁷ = 240188939 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 240319973 and 240320000.

It is not an unprimeable number, because it can be changed into a prime (240320021) 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, 3865 + ... + 22261.

It is an arithmetic number, because the mean of its divisors is an integer number (60087868).

Almost surely, 2^240320011 is an apocalyptic number.

240320011 is a deficient number, since it is larger than the sum of its proper divisors (31461).

240320011 is a wasteful number, since it uses less digits than its factorization.

240320011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31460.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 240320011 is about 15502.2582548479. The cubic root of 240320011 is about 621.7225864576.

Adding to 240320011 its reverse (110023042), we get a palindrome (350343053).

The spelling of 240320011 in words is "two hundred forty million, three hundred twenty thousand, eleven".