140044002210242 has 16 divisors (see below), whose sum is σ = 229933532004792. Its totient is φ = 63576091797120.

The previous prime is 140044002210191. The next prime is 140044002210247. The reversal of 140044002210242 is 242012200440041.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 22176479874481 + 117867522335761 = 4709191^2 + 10856681^2 .

It is a super-2 number, since 2×140044002210242² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (140044002210247) 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, 44150062163 + ... + 44150065334.

Almost surely, 2^{140044002210242} is an apocalyptic number.

140044002210242 is a deficient number, since it is larger than the sum of its proper divisors (89889529794550).

140044002210242 is a wasteful number, since it uses less digits than its factorization.

140044002210242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88300127573.

The product of its (nonzero) digits is 4096, while the sum is 26.

Adding to 140044002210242 its reverse (242012200440041), we get a palindrome (382056202650283).

The spelling of 140044002210242 in words is "one hundred forty trillion, forty-four billion, two million, two hundred ten thousand, two hundred forty-two".