1122001204 has 6 divisors (see below), whose sum is σ = 1963502114. Its totient is φ = 561000600.

The previous prime is 1122001183. The next prime is 1122001211. The reversal of 1122001204 is 4021002211.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1040062500 + 81938704 = 32250^2 + 9052^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140250147 + ... + 140250154.

Almost surely, 2^1122001204 is an apocalyptic number.

It is an amenable number.

1122001204 is a deficient number, since it is larger than the sum of its proper divisors (841500910).

1122001204 is a wasteful number, since it uses less digits than its factorization.

1122001204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280500305 (or 280500303 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 1122001204 is about 33496.2864210348. The cubic root of 1122001204 is about 1039.1169785320.

Adding to 1122001204 its reverse (4021002211), we get a palindrome (5143003415).

The spelling of 1122001204 in words is "one billion, one hundred twenty-two million, one thousand, two hundred four".