2331143342144 has 56 divisors (see below), whose sum is σ = 4761061344000. Its totient is φ = 1131640782336.

The previous prime is 2331143342141. The next prime is 2331143342159. The reversal of 2331143342144 is 4412433411332.

It is not an unprimeable number, because it can be changed into a prime (2331143342141) 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, 51857 + ... + 2159855.

Almost surely, 2^{2331143342144} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2331143342144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2380530672000).

2331143342144 is an abundant number, since it is smaller than the sum of its proper divisors (2429918001856).

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

2331143342144 is a wasteful number, since it uses less digits than its factorization.

2331143342144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2108515 (or 2108505 counting only the distinct ones).

The product of its digits is 82944, while the sum is 35.

Adding to 2331143342144 its reverse (4412433411332), we get a palindrome (6743576753476).

The spelling of 2331143342144 in words is "two trillion, three hundred thirty-one billion, one hundred forty-three million, three hundred forty-two thousand, one hundred forty-four".