1204121422 has 16 divisors (see below), whose sum is σ = 2092486752. Its totient is φ = 508982400.

The previous prime is 1204121411. The next prime is 1204121453. The reversal of 1204121422 is 2241214021.

It is a self number, because there is not a number n which added to its sum of digits gives 1204121422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 588079 + ... + 590122.

It is an arithmetic number, because the mean of its divisors is an integer number (130780422).

Almost surely, 2^1204121422 is an apocalyptic number.

1204121422 is a deficient number, since it is larger than the sum of its proper divisors (888365330).

1204121422 is a wasteful number, since it uses less digits than its factorization.

1204121422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1178283.

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

The square root of 1204121422 is about 34700.4527636168. The cubic root of 1204121422 is about 1063.8737524988.

Adding to 1204121422 its reverse (2241214021), we get a palindrome (3445335443).

The spelling of 1204121422 in words is "one billion, two hundred four million, one hundred twenty-one thousand, four hundred twenty-two".