1244011232242 has 4 divisors (see below), whose sum is σ = 1866016848366. Its totient is φ = 622005616120.

The previous prime is 1244011232237. The next prime is 1244011232267. The reversal of 1244011232242 is 2422321104421.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 961868601001 + 282142631241 = 980749^2 + 531171^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1244011232242.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311002808059 + ... + 311002808062.

Almost surely, 2^{1244011232242} is an apocalyptic number.

1244011232242 is a deficient number, since it is larger than the sum of its proper divisors (622005616124).

1244011232242 is an equidigital number, since it uses as much as digits as its factorization.

1244011232242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 622005616123.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 1244011232242 its reverse (2422321104421), we get a palindrome (3666332336663).

The spelling of 1244011232242 in words is "one trillion, two hundred forty-four billion, eleven million, two hundred thirty-two thousand, two hundred forty-two".