1103442034221 has 6 divisors (see below), whose sum is σ = 1593860716110. Its totient is φ = 735628022808.

The previous prime is 1103442034151. The next prime is 1103442034223. The reversal of 1103442034221 is 1224302443011.

1103442034221 is a `hidden beast` number, since 1 + 1 + 0 + 34 + 4 + 203 + 422 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 754735250025 + 348706784196 = 868755^2 + 590514^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1103442034221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103442034223) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61302335226 + ... + 61302335243.

It is an arithmetic number, because the mean of its divisors is an integer number (265643452685).

Almost surely, 2^{1103442034221} is an apocalyptic number.

It is an amenable number.

1103442034221 is a deficient number, since it is larger than the sum of its proper divisors (490418681889).

1103442034221 is a wasteful number, since it uses less digits than its factorization.

1103442034221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122604670475 (or 122604670472 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 1103442034221 its reverse (1224302443011), we get a palindrome (2327744477232).

The spelling of 1103442034221 in words is "one trillion, one hundred three billion, four hundred forty-two million, thirty-four thousand, two hundred twenty-one".