2243112142 has 4 divisors (see below), whose sum is σ = 3364668216. Its totient is φ = 1121556070.

The previous prime is 2243112139. The next prime is 2243112149. The reversal of 2243112142 is 2412113422.

2243112142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2243112149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560778034 + ... + 560778037.

It is an arithmetic number, because the mean of its divisors is an integer number (841167054).

Almost surely, 2^2243112142 is an apocalyptic number.

2243112142 is a deficient number, since it is larger than the sum of its proper divisors (1121556074).

2243112142 is a wasteful number, since it uses less digits than its factorization.

2243112142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1121556073.

The product of its digits is 768, while the sum is 22.

The square root of 2243112142 is about 47361.5048536256. The cubic root of 2243112142 is about 1309.0321974057.

Adding to 2243112142 its reverse (2412113422), we get a palindrome (4655225564).

The spelling of 2243112142 in words is "two billion, two hundred forty-three million, one hundred twelve thousand, one hundred forty-two".