12117403701 has 48 divisors (see below), whose sum is σ = 20012808816. Its totient is φ = 6998980608.

The previous prime is 12117403681. The next prime is 12117403717. The reversal of 12117403701 is 10730471121.

12117403701 is a `hidden beast` number, since 121 + 174 + 0 + 370 + 1 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 923552100 + 11193851601 = 30390^2 + 105801^2 .

It is not a de Polignac number, because 12117403701 - 2⁶ = 12117403637 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12117403201) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 733731 + ... + 750063.

It is an arithmetic number, because the mean of its divisors is an integer number (416933517).

Almost surely, 2^12117403701 is an apocalyptic number.

It is an amenable number.

12117403701 is a deficient number, since it is larger than the sum of its proper divisors (7895405115).

12117403701 is a wasteful number, since it uses less digits than its factorization.

12117403701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16742 (or 16739 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 27.

Adding to 12117403701 its reverse (10730471121), we get a palindrome (22847874822).

The spelling of 12117403701 in words is "twelve billion, one hundred seventeen million, four hundred three thousand, seven hundred one".