140012303101442 has 4 divisors (see below), whose sum is σ = 210018454652166. Its totient is φ = 70006151550720.

The previous prime is 140012303101441. The next prime is 140012303101459. The reversal of 140012303101442 is 244101303210041.

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., 83014348110841 + 56997954990601 = 9111221^2 + 7549699^2 .

It is not an unprimeable number, because it can be changed into a prime (140012303101441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35003075775359 + ... + 35003075775362.

Almost surely, 2^{140012303101442} is an apocalyptic number.

140012303101442 is a deficient number, since it is larger than the sum of its proper divisors (70006151550724).

140012303101442 is an equidigital number, since it uses as much as digits as its factorization.

140012303101442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70006151550723.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 140012303101442 its reverse (244101303210041), we get a palindrome (384113606311483).

The spelling of 140012303101442 in words is "one hundred forty trillion, twelve billion, three hundred three million, one hundred one thousand, four hundred forty-two".