1101523442103 has 72 divisors (see below), whose sum is σ = 1857054636528. Its totient is φ = 627338815488.

The previous prime is 1101523442099. The next prime is 1101523442147. The reversal of 1101523442103 is 3012443251011.

1101523442103 is a `hidden beast` number, since 1 + 1 + 0 + 1 + 5 + 234 + 421 + 0 + 3 = 666.

It is not a de Polignac number, because 1101523442103 - 2² = 1101523442099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101523441103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 173820951 + ... + 173827287.

Almost surely, 2^{1101523442103} is an apocalyptic number.

1101523442103 is a deficient number, since it is larger than the sum of its proper divisors (755531194425).

1101523442103 is a wasteful number, since it uses less digits than its factorization.

1101523442103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7613 (or 7603 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 1101523442103 its reverse (3012443251011), we get a palindrome (4113966693114).

The spelling of 1101523442103 in words is "one trillion, one hundred one billion, five hundred twenty-three million, four hundred forty-two thousand, one hundred three".