12132101121 has 8 divisors (see below), whose sum is σ = 18487011264. Its totient is φ = 6932629200.

The previous prime is 12132101101. The next prime is 12132101167. The reversal of 12132101121 is 12110123121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12132101121 - 2⁵ = 12132101089 is a prime.

It is a super-2 number, since 2×12132101121² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12132101121.

It is not an unprimeable number, because it can be changed into a prime (12132101101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 288859530 + ... + 288859571.

It is an arithmetic number, because the mean of its divisors is an integer number (2310876408).

Almost surely, 2^12132101121 is an apocalyptic number.

It is an amenable number.

12132101121 is a deficient number, since it is larger than the sum of its proper divisors (6354910143).

12132101121 is an equidigital number, since it uses as much as digits as its factorization.

12132101121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 577719111.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 12132101121 its reverse (12110123121), we get a palindrome (24242224242).

The spelling of 12132101121 in words is "twelve billion, one hundred thirty-two million, one hundred one thousand, one hundred twenty-one".