140312320023 has 16 divisors (see below), whose sum is σ = 187329669120. Its totient is φ = 93418319904.

The previous prime is 140312320013. The next prime is 140312320051. The reversal of 140312320023 is 320023213041.

It is not a de Polignac number, because 140312320023 - 2²² = 140308125719 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140312320013) 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, 15563265 + ... + 15572277.

It is an arithmetic number, because the mean of its divisors is an integer number (11708104320).

Almost surely, 2^140312320023 is an apocalyptic number.

140312320023 is a deficient number, since it is larger than the sum of its proper divisors (47017349097).

140312320023 is an equidigital number, since it uses as much as digits as its factorization.

140312320023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15278.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 140312320023 its reverse (320023213041), we get a palindrome (460335533064).

The spelling of 140312320023 in words is "one hundred forty billion, three hundred twelve million, three hundred twenty thousand, twenty-three".