2140142030312 has 128 divisors (see below), whose sum is σ = 4743683481600. Its totient is φ = 892371244800.

The previous prime is 2140142030303. The next prime is 2140142030393. The reversal of 2140142030312 is 2130302410412.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 501084737 + ... + 501089007.

It is an arithmetic number, because the mean of its divisors is an integer number (37060027200).

Almost surely, 2^{2140142030312} is an apocalyptic number.

2140142030312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2140142030312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2371841740800).

2140142030312 is an abundant number, since it is smaller than the sum of its proper divisors (2603541451288).

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

2140142030312 is a wasteful number, since it uses less digits than its factorization.

2140142030312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6927 (or 6923 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 2140142030312 its reverse (2130302410412), we get a palindrome (4270444440724).

The spelling of 2140142030312 in words is "two trillion, one hundred forty billion, one hundred forty-two million, thirty thousand, three hundred twelve".