1142241222 has 16 divisors (see below), whose sum is σ = 2340202032. Its totient is φ = 371460480.

The previous prime is 1142241209. The next prime is 1142241223. The reversal of 1142241222 is 2221422411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142241223) 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, 2321383 + ... + 2321874.

It is an arithmetic number, because the mean of its divisors is an integer number (146262627).

Almost surely, 2^1142241222 is an apocalyptic number.

1142241222 is an abundant number, since it is smaller than the sum of its proper divisors (1197960810).

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

1142241222 is a wasteful number, since it uses less digits than its factorization.

1142241222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4643303.

The product of its digits is 512, while the sum is 21.

The square root of 1142241222 is about 33797.0593691226. The cubic root of 1142241222 is about 1045.3280631728.

Adding to 1142241222 its reverse (2221422411), we get a palindrome (3363663633).

The spelling of 1142241222 in words is "one billion, one hundred forty-two million, two hundred forty-one thousand, two hundred twenty-two".