240142234203011 has 4 divisors (see below), whose sum is σ = 274448267660592. Its totient is φ = 205836200745432.

The previous prime is 240142234202929. The next prime is 240142234203089. The reversal of 240142234203011 is 110302432241042.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-240142234203011 is a prime.

It is a super-2 number, since 2×240142234203011² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240142234203211) 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, 17153016728780 + ... + 17153016728793.

It is an arithmetic number, because the mean of its divisors is an integer number (68612066915148).

Almost surely, 2^{240142234203011} is an apocalyptic number.

240142234203011 is a deficient number, since it is larger than the sum of its proper divisors (34306033457581).

240142234203011 is an equidigital number, since it uses as much as digits as its factorization.

240142234203011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34306033457580.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 240142234203011 its reverse (110302432241042), we get a palindrome (350444666444053).

The spelling of 240142234203011 in words is "two hundred forty trillion, one hundred forty-two billion, two hundred thirty-four million, two hundred three thousand, eleven".