12011102020103 has 32 divisors (see below), whose sum is σ = 12911032907136. Its totient is φ = 11149215694848.

The previous prime is 12011102020081. The next prime is 12011102020117. The reversal of 12011102020103 is 30102020111021.

It is a cyclic number.

It is not a de Polignac number, because 12011102020103 - 2³⁰ = 12010028278279 is a prime.

It is a super-2 number, since 2×12011102020103² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12011102020193) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25761551 + ... + 26223647.

It is an arithmetic number, because the mean of its divisors is an integer number (403469778348).

Almost surely, 2^{12011102020103} is an apocalyptic number.

12011102020103 is a deficient number, since it is larger than the sum of its proper divisors (899930887033).

12011102020103 is a wasteful number, since it uses less digits than its factorization.

12011102020103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462443.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 12011102020103 its reverse (30102020111021), we get a palindrome (42113122131124).

The spelling of 12011102020103 in words is "twelve trillion, eleven billion, one hundred two million, twenty thousand, one hundred three".