1244221402103 has 2 divisors, whose sum is σ = 1244221402104. Its totient is φ = 1244221402102.

The previous prime is 1244221402093. The next prime is 1244221402159. The reversal of 1244221402103 is 3012041224421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1244221402103 - 2¹⁰ = 1244221401079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1244221402003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 622110701051 + 622110701052.

It is an arithmetic number, because the mean of its divisors is an integer number (622110701052).

Almost surely, 2^{1244221402103} is an apocalyptic number.

1244221402103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1244221402103 is an equidigital number, since it uses as much as digits as its factorization.

1244221402103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 1244221402103 its reverse (3012041224421), we get a palindrome (4256262626524).

The spelling of 1244221402103 in words is "one trillion, two hundred forty-four billion, two hundred twenty-one million, four hundred two thousand, one hundred three".