140144204122 has 16 divisors (see below), whose sum is σ = 226681214760. Its totient is φ = 64597819392.

The previous prime is 140144204033. The next prime is 140144204129. The reversal of 140144204122 is 221402441041.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 130190350761 + 9953853361 = 360819^2 + 99769^2 .

It is not an unprimeable number, because it can be changed into a prime (140144204129) 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, 3484663 + ... + 3524650.

Almost surely, 2^140144204122 is an apocalyptic number.

140144204122 is a deficient number, since it is larger than the sum of its proper divisors (86537010638).

140144204122 is a wasteful number, since it uses less digits than its factorization.

140144204122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7010097.

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 140144204122 its reverse (221402441041), we get a palindrome (361546645163).

The spelling of 140144204122 in words is "one hundred forty billion, one hundred forty-four million, two hundred four thousand, one hundred twenty-two".