1244221402104 has 32 divisors (see below), whose sum is σ = 3456170562000. Its totient is φ = 414740467296.

The previous prime is 1244221402103. The next prime is 1244221402159. The reversal of 1244221402104 is 4012041224421.

1244221402104 is a `hidden beast` number, since 1 + 2 + 442 + 2 + 1 + 4 + 0 + 210 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1244221402103) 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, 2880141919 + ... + 2880142350.

Almost surely, 2^{1244221402104} is an apocalyptic number.

It is an amenable number.

1244221402104 is an abundant number, since it is smaller than the sum of its proper divisors (2211949159896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1244221402104 is a wasteful number, since it uses less digits than its factorization.

1244221402104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5760284284 (or 5760284274 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

Adding to 1244221402104 its reverse (4012041224421), we get a palindrome (5256262626525).

The spelling of 1244221402104 in words is "one trillion, two hundred forty-four billion, two hundred twenty-one million, four hundred two thousand, one hundred four".