140244111002 has 4 divisors (see below), whose sum is σ = 210366166506. Its totient is φ = 70122055500.

The previous prime is 140244111001. The next prime is 140244111037. The reversal of 140244111002 is 200111442041.

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

It can be written as a sum of positive squares in only one way, i.e., 130594781641 + 9649329361 = 361379^2 + 98231^2 .

It is not an unprimeable number, because it can be changed into a prime (140244111001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35061027749 + ... + 35061027752.

Almost surely, 2^140244111002 is an apocalyptic number.

140244111002 is a deficient number, since it is larger than the sum of its proper divisors (70122055504).

140244111002 is an equidigital number, since it uses as much as digits as its factorization.

140244111002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70122055503.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 140244111002 its reverse (200111442041), we get a palindrome (340355553043).

The spelling of 140244111002 in words is "one hundred forty billion, two hundred forty-four million, one hundred eleven thousand, two".