12101100441 has 4 divisors (see below), whose sum is σ = 16134800592. Its totient is φ = 8067400292.

The previous prime is 12101100439. The next prime is 12101100467. The reversal of 12101100441 is 14400110121.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12101100441 - 2¹ = 12101100439 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12101100441.

It is not an unprimeable number, because it can be changed into a prime (12101100041) 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, 2016850071 + ... + 2016850076.

It is an arithmetic number, because the mean of its divisors is an integer number (4033700148).

Almost surely, 2^12101100441 is an apocalyptic number.

It is an amenable number.

12101100441 is a deficient number, since it is larger than the sum of its proper divisors (4033700151).

12101100441 is an equidigital number, since it uses as much as digits as its factorization.

12101100441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4033700150.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12101100441 its reverse (14400110121), we get a palindrome (26501210562).

The spelling of 12101100441 in words is "twelve billion, one hundred one million, one hundred thousand, four hundred forty-one".