12012113222101 has 4 divisors (see below), whose sum is σ = 12128735680672. Its totient is φ = 11895490763532.

The previous prime is 12012113222093. The next prime is 12012113222113. The reversal of 12012113222101 is 10122231121021.

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 12012113222101 - 2³ = 12012113222093 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 (12012113229101) 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, 58311229131 + ... + 58311229336.

It is an arithmetic number, because the mean of its divisors is an integer number (3032183920168).

Almost surely, 2^{12012113222101} is an apocalyptic number.

It is an amenable number.

12012113222101 is a deficient number, since it is larger than the sum of its proper divisors (116622458571).

12012113222101 is a wasteful number, since it uses less digits than its factorization.

12012113222101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116622458570.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 12012113222101 its reverse (10122231121021), we get a palindrome (22134344343122).

The spelling of 12012113222101 in words is "twelve trillion, twelve billion, one hundred thirteen million, two hundred twenty-two thousand, one hundred one".