2144111442 has 16 divisors (see below), whose sum is σ = 4678061472. Its totient is φ = 649730720.

The previous prime is 2144111419. The next prime is 2144111503. The reversal of 2144111442 is 2441114412.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16243203 + ... + 16243334.

It is an arithmetic number, because the mean of its divisors is an integer number (292378842).

Almost surely, 2^2144111442 is an apocalyptic number.

2144111442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2144111442 is an abundant number, since it is smaller than the sum of its proper divisors (2533950030).

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

2144111442 is a wasteful number, since it uses less digits than its factorization.

2144111442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32486553.

The product of its digits is 1024, while the sum is 24.

The square root of 2144111442 is about 46304.5509858372. The cubic root of 2144111442 is about 1289.4834865043.

Adding to 2144111442 its reverse (2441114412), we get a palindrome (4585225854).

The spelling of 2144111442 in words is "two billion, one hundred forty-four million, one hundred eleven thousand, four hundred forty-two".