1101112040123 has 4 divisors (see below), whose sum is σ = 1102110329568. Its totient is φ = 1100113750680.

The previous prime is 1101112040113. The next prime is 1101112040131. The reversal of 1101112040123 is 3210402111011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1101112040123 - 2¹⁶ = 1101111974587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101112040113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 499143068 + ... + 499145273.

It is an arithmetic number, because the mean of its divisors is an integer number (275527582392).

Almost surely, 2^{1101112040123} is an apocalyptic number.

1101112040123 is a deficient number, since it is larger than the sum of its proper divisors (998289445).

1101112040123 is an equidigital number, since it uses as much as digits as its factorization.

1101112040123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 998289444.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 1101112040123 its reverse (3210402111011), we get a palindrome (4311514151134).

The spelling of 1101112040123 in words is "one trillion, one hundred one billion, one hundred twelve million, forty thousand, one hundred twenty-three".