12101120101001 has 8 divisors (see below), whose sum is σ = 12122861890464. Its totient is φ = 12079379191360.

The previous prime is 12101120100997. The next prime is 12101120101019. The reversal of 12101120101001 is 10010102110121.

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

It is a cyclic number.

It is not a de Polignac number, because 12101120101001 - 2² = 12101120100997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12101120101901) 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, 31381970 + ... + 31765236.

It is an arithmetic number, because the mean of its divisors is an integer number (1515357736308).

Almost surely, 2^{12101120101001} is an apocalyptic number.

It is an amenable number.

12101120101001 is a deficient number, since it is larger than the sum of its proper divisors (21741789463).

12101120101001 is an equidigital number, since it uses as much as digits as its factorization.

12101120101001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439911.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 12101120101001 its reverse (10010102110121), we get a palindrome (22111222211122).

The spelling of 12101120101001 in words is "twelve trillion, one hundred one billion, one hundred twenty million, one hundred one thousand, one".