10120100011103 has 4 divisors (see below), whose sum is σ = 10120107369720. Its totient is φ = 10120092652488.

The previous prime is 10120100011097. The next prime is 10120100011157. The reversal of 10120100011103 is 30111000102101.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 10120100011103 - 2⁶ = 10120100011039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10120100011163) 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, 933200 + ... + 4594677.

It is an arithmetic number, because the mean of its divisors is an integer number (2530026842430).

Almost surely, 2^{10120100011103} is an apocalyptic number.

10120100011103 is a deficient number, since it is larger than the sum of its proper divisors (7358617).

10120100011103 is an equidigital number, since it uses as much as digits as its factorization.

10120100011103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7358616.

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 10120100011103 its reverse (30111000102101), we get a palindrome (40231100113204).

The spelling of 10120100011103 in words is "ten trillion, one hundred twenty billion, one hundred million, eleven thousand, one hundred three".