140312023012442 has 8 divisors (see below), whose sum is σ = 211982193040800. Its totient is φ = 69651291998844.

The previous prime is 140312023012429. The next prime is 140312023012487. The reversal of 140312023012442 is 244210320213041.

140312023012442 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252359753342 + ... + 252359753897.

It is an arithmetic number, because the mean of its divisors is an integer number (26497774130100).

Almost surely, 2^{140312023012442} is an apocalyptic number.

140312023012442 is a deficient number, since it is larger than the sum of its proper divisors (71670170028358).

140312023012442 is a wasteful number, since it uses less digits than its factorization.

140312023012442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504719507380.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 140312023012442 its reverse (244210320213041), we get a palindrome (384522343225483).

The spelling of 140312023012442 in words is "one hundred forty trillion, three hundred twelve billion, twenty-three million, twelve thousand, four hundred forty-two".