2243111142 has 16 divisors (see below), whose sum is σ = 4487933952. Its totient is φ = 747418440.

The previous prime is 2243111141. The next prime is 2243111153. The reversal of 2243111142 is 2411113422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2243111141) 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, 53958 + ... + 86009.

It is an arithmetic number, because the mean of its divisors is an integer number (280495872).

Almost surely, 2^2243111142 is an apocalyptic number.

2243111142 is an abundant number, since it is smaller than the sum of its proper divisors (2244822810).

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

2243111142 is a wasteful number, since it uses less digits than its factorization.

2243111142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142643.

The product of its digits is 384, while the sum is 21.

The square root of 2243111142 is about 47361.4942965274. The cubic root of 2243111142 is about 1309.0320028795.

Adding to 2243111142 its reverse (2411113422), we get a palindrome (4654224564).

The spelling of 2243111142 in words is "two billion, two hundred forty-three million, one hundred eleven thousand, one hundred forty-two".