10115321400043 has 4 divisors (see below), whose sum is σ = 10115427301128. Its totient is φ = 10115215498960.

The previous prime is 10115321399969. The next prime is 10115321400089. The reversal of 10115321400043 is 34000412351101.

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

It is a cyclic number.

It is not a de Polignac number, because 10115321400043 - 2³³ = 10106731465451 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10115321399990 and 10115321400017.

It is not an unprimeable number, because it can be changed into a prime (10115321400343) 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, 52807138 + ... + 52998343.

It is an arithmetic number, because the mean of its divisors is an integer number (2528856825282).

Almost surely, 2^{10115321400043} is an apocalyptic number.

10115321400043 is a deficient number, since it is larger than the sum of its proper divisors (105901085).

10115321400043 is an equidigital number, since it uses as much as digits as its factorization.

10115321400043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105901084.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 10115321400043 its reverse (34000412351101), we get a palindrome (44115733751144).

The spelling of 10115321400043 in words is "ten trillion, one hundred fifteen billion, three hundred twenty-one million, four hundred thousand, forty-three".