11140012142 has 32 divisors (see below), whose sum is σ = 20132969472. Its totient is φ = 4519620864.

The previous prime is 11140012139. The next prime is 11140012157. The reversal of 11140012142 is 24121004111.

It is a self number, because there is not a number n which added to its sum of digits gives 11140012142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 147098 + ... + 209565.

It is an arithmetic number, because the mean of its divisors is an integer number (629155296).

Almost surely, 2^11140012142 is an apocalyptic number.

11140012142 is a deficient number, since it is larger than the sum of its proper divisors (8992957330).

11140012142 is a wasteful number, since it uses less digits than its factorization.

11140012142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356792.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11140012142 its reverse (24121004111), we get a palindrome (35261016253).

The spelling of 11140012142 in words is "eleven billion, one hundred forty million, twelve thousand, one hundred forty-two".