12220000112101 has 4 divisors (see below), whose sum is σ = 12283316175052. Its totient is φ = 12156684049152.

The previous prime is 12220000112081. The next prime is 12220000112147. The reversal of 12220000112101 is 10121100002221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5462157939876 + 6757842172225 = 2337126^2 + 2599585^2 .

It is a cyclic number.

It is not a de Polignac number, because 12220000112101 - 2¹⁷ = 12219999981029 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 (12220000112501) 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, 31658031186 + ... + 31658031571.

It is an arithmetic number, because the mean of its divisors is an integer number (3070829043763).

Almost surely, 2^{12220000112101} is an apocalyptic number.

It is an amenable number.

12220000112101 is a deficient number, since it is larger than the sum of its proper divisors (63316062951).

12220000112101 is an equidigital number, since it uses as much as digits as its factorization.

12220000112101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63316062950.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12220000112101 its reverse (10121100002221), we get a palindrome (22341100114322).

The spelling of 12220000112101 in words is "twelve trillion, two hundred twenty billion, one hundred twelve thousand, one hundred one".