3115320142443 has 8 divisors (see below), whose sum is σ = 4155037889856. Its totient is φ = 2076241245000.

The previous prime is 3115320142411. The next prime is 3115320142447. The reversal of 3115320142443 is 3442410235113.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3115320142443 - 2⁵ = 3115320142411 is a prime.

It is a super-2 number, since 2×3115320142443² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3115320142447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159701113 + ... + 159720618.

It is an arithmetic number, because the mean of its divisors is an integer number (519379736232).

Almost surely, 2^{3115320142443} is an apocalyptic number.

3115320142443 is a deficient number, since it is larger than the sum of its proper divisors (1039717747413).

3115320142443 is a wasteful number, since it uses less digits than its factorization.

3115320142443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319424985.

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 3115320142443 its reverse (3442410235113), we get a palindrome (6557730377556).

The spelling of 3115320142443 in words is "three trillion, one hundred fifteen billion, three hundred twenty million, one hundred forty-two thousand, four hundred forty-three".