1142041222 has 32 divisors (see below), whose sum is σ = 1989504000. Its totient is φ = 481560768.

The previous prime is 1142041217. The next prime is 1142041253. The reversal of 1142041222 is 2221402411.

It is a self number, because there is not a number n which added to its sum of digits gives 1142041222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 344529 + ... + 347827.

It is an arithmetic number, because the mean of its divisors is an integer number (62172000).

Almost surely, 2^1142041222 is an apocalyptic number.

1142041222 is a deficient number, since it is larger than the sum of its proper divisors (847462778).

1142041222 is a wasteful number, since it uses less digits than its factorization.

1142041222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3700.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 1142041222 is about 33794.1004022892. The cubic root of 1142041222 is about 1045.2670492609.

Adding to 1142041222 its reverse (2221402411), we get a palindrome (3363443633).

The spelling of 1142041222 in words is "one billion, one hundred forty-two million, forty-one thousand, two hundred twenty-two".