1443201122 has 12 divisors (see below), whose sum is σ = 2379493158. Its totient is φ = 656000400.

The previous prime is 1443201101. The next prime is 1443201139. The reversal of 1443201122 is 2211023441.

It can be written as a sum of positive squares in only one way, i.e., 909082801 + 534118321 = 30151^2 + 23111^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1443201094 and 1443201103.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2981579 + ... + 2982062.

Almost surely, 2^1443201122 is an apocalyptic number.

1443201122 is a deficient number, since it is larger than the sum of its proper divisors (936292036).

1443201122 is a wasteful number, since it uses less digits than its factorization.

1443201122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5963665 (or 5963654 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1443201122 is about 37989.4869931143. The cubic root of 1443201122 is about 1130.0793851348.

Adding to 1443201122 its reverse (2211023441), we get a palindrome (3654224563).

The spelling of 1443201122 in words is "one billion, four hundred forty-three million, two hundred one thousand, one hundred twenty-two".