140120232142340 has 96 divisors (see below), whose sum is σ = 302843908249344. Its totient is φ = 54435502517760.

The previous prime is 140120232142313. The next prime is 140120232142343. The reversal of 140120232142340 is 43241232021041.

It is not an unprimeable number, because it can be changed into a prime (140120232142343) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 186652622 + ... + 187401818.

It is an arithmetic number, because the mean of its divisors is an integer number (3154624044264).

Almost surely, 2^{140120232142340} is an apocalyptic number.

140120232142340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140120232142340 is an abundant number, since it is smaller than the sum of its proper divisors (162723676107004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140120232142340 is a wasteful number, since it uses less digits than its factorization.

140120232142340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 751197 (or 751195 counting only the distinct ones).

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

Adding to 140120232142340 its reverse (43241232021041), we get a palindrome (183361464163381).

The spelling of 140120232142340 in words is "one hundred forty trillion, one hundred twenty billion, two hundred thirty-two million, one hundred forty-two thousand, three hundred forty".