140242243311 has 6 divisors (see below), whose sum is σ = 202572129240. Its totient is φ = 93494828868.

The previous prime is 140242243283. The next prime is 140242243313. The reversal of 140242243311 is 113342242041.

140242243311 is a `hidden beast` number, since 1 + 402 + 4 + 2 + 243 + 3 + 11 = 666.

It is not a de Polignac number, because 140242243311 - 2⁶ = 140242243247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140242243313) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7791235731 + ... + 7791235748.

It is an arithmetic number, because the mean of its divisors is an integer number (33762021540).

Almost surely, 2^140242243311 is an apocalyptic number.

140242243311 is a deficient number, since it is larger than the sum of its proper divisors (62329885929).

140242243311 is a wasteful number, since it uses less digits than its factorization.

140242243311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15582471485 (or 15582471482 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 140242243311 its reverse (113342242041), we get a palindrome (253584485352).

The spelling of 140242243311 in words is "one hundred forty billion, two hundred forty-two million, two hundred forty-three thousand, three hundred eleven".