3111320400143 has 8 divisors (see below), whose sum is σ = 3144054130560. Its totient is φ = 3078654373080.

The previous prime is 3111320400137. The next prime is 3111320400197. The reversal of 3111320400143 is 3410040231113.

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

It is a cyclic number.

It is not a de Polignac number, because 3111320400143 - 2²⁸ = 3111051964687 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3111320400103) 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, 16833443 + ... + 17017268.

It is an arithmetic number, because the mean of its divisors is an integer number (393006766320).

Almost surely, 2^{3111320400143} is an apocalyptic number.

3111320400143 is a deficient number, since it is larger than the sum of its proper divisors (32733730417).

3111320400143 is a wasteful number, since it uses less digits than its factorization.

3111320400143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33851677.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 3111320400143 its reverse (3410040231113), we get a palindrome (6521360631256).

The spelling of 3111320400143 in words is "three trillion, one hundred eleven billion, three hundred twenty million, four hundred thousand, one hundred forty-three".