1100124042403 has 16 divisors (see below), whose sum is σ = 1144888526880. Its totient is φ = 1055817536256.

The previous prime is 1100124042401. The next prime is 1100124042419. The reversal of 1100124042403 is 3042404210011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1100124042403 - 2¹ = 1100124042401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1100124042401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25600351 + ... + 25643287.

It is an arithmetic number, because the mean of its divisors is an integer number (71555532930).

Almost surely, 2^{1100124042403} is an apocalyptic number.

1100124042403 is a deficient number, since it is larger than the sum of its proper divisors (44764484477).

1100124042403 is a wasteful number, since it uses less digits than its factorization.

1100124042403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48246.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 1100124042403 its reverse (3042404210011), we get a palindrome (4142528252414).

The spelling of 1100124042403 in words is "one trillion, one hundred billion, one hundred twenty-four million, forty-two thousand, four hundred three".