140312043302123 has 16 divisors (see below), whose sum is σ = 175453589036544. Its totient is φ = 109009626284160.

The previous prime is 140312043302089. The next prime is 140312043302131. The reversal of 140312043302123 is 321203340213041.

It is not a de Polignac number, because 140312043302123 - 2²⁸ = 140311774866667 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140312043302173) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2703585815 + ... + 2703637712.

It is an arithmetic number, because the mean of its divisors is an integer number (10965849314784).

Almost surely, 2^{140312043302123} is an apocalyptic number.

140312043302123 is a deficient number, since it is larger than the sum of its proper divisors (35141545734421).

140312043302123 is a wasteful number, since it uses less digits than its factorization.

140312043302123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5407223882.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 140312043302123 its reverse (321203340213041), we get a palindrome (461515383515164).

The spelling of 140312043302123 in words is "one hundred forty trillion, three hundred twelve billion, forty-three million, three hundred two thousand, one hundred twenty-three".