1222141204 has 12 divisors (see below), whose sum is σ = 2179101204. Its totient is φ = 599540864.

The previous prime is 1222141189. The next prime is 1222141231. The reversal of 1222141204 is 4021412221.

It can be written as a sum of positive squares in 2 ways, for example, as 1128825604 + 93315600 = 33598^2 + 9660^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2882197 + ... + 2882620.

It is an arithmetic number, because the mean of its divisors is an integer number (181591767).

Almost surely, 2^1222141204 is an apocalyptic number.

It is an amenable number.

1222141204 is a deficient number, since it is larger than the sum of its proper divisors (956960000).

1222141204 is a wasteful number, since it uses less digits than its factorization.

1222141204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5764874 (or 5764872 counting only the distinct ones).

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

The square root of 1222141204 is about 34959.1362021432. The cubic root of 1222141204 is about 1069.1544850467.

Adding to 1222141204 its reverse (4021412221), we get a palindrome (5243553425).

The spelling of 1222141204 in words is "one billion, two hundred twenty-two million, one hundred forty-one thousand, two hundred four".