12012101020101 has 192 divisors, whose sum is σ = 21521618528256. Its totient is φ = 5811574579200.

The previous prime is 12012101020093. The next prime is 12012101020109. The reversal of 12012101020101 is 10102010121021.

It is an interprime number because it is at equal distance from previous prime (12012101020093) and next prime (12012101020109).

It is not a de Polignac number, because 12012101020101 - 2³ = 12012101020093 is a prime.

It is a super-2 number, since 2×12012101020101² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12012101020109) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 2936224066 + ... + 2936228156.

It is an arithmetic number, because the mean of its divisors is an integer number (112091763168).

Almost surely, 2^{12012101020101} is an apocalyptic number.

It is an amenable number.

12012101020101 is a deficient number, since it is larger than the sum of its proper divisors (9509517508155).

12012101020101 is a wasteful number, since it uses less digits than its factorization.

12012101020101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5372 (or 5359 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 12012101020101 its reverse (10102010121021), we get a palindrome (22114111141122).

The spelling of 12012101020101 in words is "twelve trillion, twelve billion, one hundred one million, twenty thousand, one hundred one".