2244220142 has 4 divisors (see below), whose sum is σ = 3366330216. Its totient is φ = 1122110070.

The previous prime is 2244220117. The next prime is 2244220171. The reversal of 2244220142 is 2410224422.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561055034 + ... + 561055037.

It is an arithmetic number, because the mean of its divisors is an integer number (841582554).

Almost surely, 2^2244220142 is an apocalyptic number.

2244220142 is a deficient number, since it is larger than the sum of its proper divisors (1122110074).

2244220142 is a wasteful number, since it uses less digits than its factorization.

2244220142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1122110073.

The product of its (nonzero) digits is 2048, while the sum is 23.

The square root of 2244220142 is about 47373.2006729543. The cubic root of 2244220142 is about 1309.2476969492.

Adding to 2244220142 its reverse (2410224422), we get a palindrome (4654444564).

The spelling of 2244220142 in words is "two billion, two hundred forty-four million, two hundred twenty thousand, one hundred forty-two".