12010011101 has 16 divisors (see below), whose sum is σ = 13270108608. Its totient is φ = 10778592000.

The previous prime is 12010011073. The next prime is 12010011119. The reversal of 12010011101 is 10111001021.

It is a happy number.

It is not a de Polignac number, because 12010011101 - 2⁶ = 12010011037 is a prime.

It is a super-2 number, since 2×12010011101² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12010011001) 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, 369941 + ... + 401093.

It is an arithmetic number, because the mean of its divisors is an integer number (829381788).

Almost surely, 2^12010011101 is an apocalyptic number.

12010011101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12010011101 is a deficient number, since it is larger than the sum of its proper divisors (1260097507).

12010011101 is a wasteful number, since it uses less digits than its factorization.

12010011101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31612.

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 12010011101 its reverse (10111001021), we get a palindrome (22121012122).

The spelling of 12010011101 in words is "twelve billion, ten million, eleven thousand, one hundred one".