12101020012211 has 8 divisors (see below), whose sum is σ = 13196828057280. Its totient is φ = 11028777731712.

The previous prime is 12101020012157. The next prime is 12101020012219. The reversal of 12101020012211 is 11221002010121.

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

It is not a de Polignac number, because 12101020012211 - 2¹⁰ = 12101020011187 is a prime.

It is a super-2 number, since 2×12101020012211² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12101020012219) 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, 5891440070 + ... + 5891442123.

It is an arithmetic number, because the mean of its divisors is an integer number (1649603507160).

Almost surely, 2^{12101020012211} is an apocalyptic number.

12101020012211 is a deficient number, since it is larger than the sum of its proper divisors (1095808045069).

12101020012211 is a wasteful number, since it uses less digits than its factorization.

12101020012211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11782882285.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 12101020012211 its reverse (11221002010121), we get a palindrome (23322022022332).

The spelling of 12101020012211 in words is "twelve trillion, one hundred one billion, twenty million, twelve thousand, two hundred eleven".