12011101220101 has 8 divisors (see below), whose sum is σ = 12035861530560. Its totient is φ = 11986344408192.

The previous prime is 12011101220081. The next prime is 12011101220149. The reversal of 12011101220101 is 10102210111021.

It is a happy number.

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 12011101220101 - 2¹³ = 12011101211909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12011101220171) 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, 6055285 + ... + 7790293.

It is an arithmetic number, because the mean of its divisors is an integer number (1504482691320).

Almost surely, 2^{12011101220101} is an apocalyptic number.

It is an amenable number.

12011101220101 is a deficient number, since it is larger than the sum of its proper divisors (24760310459).

12011101220101 is a wasteful number, since it uses less digits than its factorization.

12011101220101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1749275.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 12011101220101 its reverse (10102210111021), we get a palindrome (22113311331122).

The spelling of 12011101220101 in words is "twelve trillion, eleven billion, one hundred one million, two hundred twenty thousand, one hundred one".