140213420131312 has 80 divisors (see below), whose sum is σ = 297503187505920. Its totient is φ = 63487591833600.

The previous prime is 140213420131271. The next prime is 140213420131319. The reversal of 140213420131312 is 213131024312041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140213420131319) 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, 977577139 + ... + 977720557.

It is an arithmetic number, because the mean of its divisors is an integer number (3718789843824).

Almost surely, 2^{140213420131312} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140213420131312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148751593752960).

140213420131312 is an abundant number, since it is smaller than the sum of its proper divisors (157289767374608).

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

140213420131312 is a wasteful number, since it uses less digits than its factorization.

140213420131312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164822 (or 164816 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 140213420131312 its reverse (213131024312041), we get a palindrome (353344444443353).

The spelling of 140213420131312 in words is "one hundred forty trillion, two hundred thirteen billion, four hundred twenty million, one hundred thirty-one thousand, three hundred twelve".