1122244001 has 8 divisors (see below), whose sum is σ = 1229233320. Its totient is φ = 1019807488.

The previous prime is 1122243979. The next prime is 1122244033. The reversal of 1122244001 is 1004422211.

It can be written as a sum of positive squares in 4 ways, for example, as 38254225 + 1083989776 = 6185^2 + 32924^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1122244001 - 2³⁰ = 48502177 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1122244301) 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, 1137686 + ... + 1138671.

It is an arithmetic number, because the mean of its divisors is an integer number (153654165).

Almost surely, 2^1122244001 is an apocalyptic number.

It is an amenable number.

1122244001 is a deficient number, since it is larger than the sum of its proper divisors (106989319).

1122244001 is a wasteful number, since it uses less digits than its factorization.

1122244001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2276403.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 1122244001 is about 33499.9104625669. The cubic root of 1122244001 is about 1039.1919268439.

Adding to 1122244001 its reverse (1004422211), we get a palindrome (2126666212).

The spelling of 1122244001 in words is "one billion, one hundred twenty-two million, two hundred forty-four thousand, one".