2381020429393 has 4 divisors (see below), whose sum is σ = 2381281830580. Its totient is φ = 2380759028208.

The previous prime is 2381020429387. The next prime is 2381020429423. The reversal of 2381020429393 is 3939240201832.

2381020429393 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 745005480769 + 1636014948624 = 863137^2 + 1279068^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2381020429393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2381020429693) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130686930 + ... + 130705147.

It is an arithmetic number, because the mean of its divisors is an integer number (595320457645).

Almost surely, 2^{2381020429393} is an apocalyptic number.

It is an amenable number.

2381020429393 is a deficient number, since it is larger than the sum of its proper divisors (261401187).

2381020429393 is an equidigital number, since it uses as much as digits as its factorization.

2381020429393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261401186.

The product of its (nonzero) digits is 559872, while the sum is 46.

The spelling of 2381020429393 in words is "two trillion, three hundred eighty-one billion, twenty million, four hundred twenty-nine thousand, three hundred ninety-three".