13112000212021 has 2 divisors, whose sum is σ = 13112000212022. Its totient is φ = 13112000212020.

The previous prime is 13112000212001. The next prime is 13112000212109. The reversal of 13112000212021 is 12021200021131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9500141772900 + 3611858439121 = 3082230^2 + 1900489^2 .

It is a cyclic number.

It is not a de Polignac number, because 13112000212021 - 2³¹ = 13109852728373 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13112000211986 and 13112000212004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13112000212001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6556000106010 + 6556000106011.

It is an arithmetic number, because the mean of its divisors is an integer number (6556000106011).

Almost surely, 2^{13112000212021} is an apocalyptic number.

It is an amenable number.

13112000212021 is a deficient number, since it is larger than the sum of its proper divisors (1).

13112000212021 is an equidigital number, since it uses as much as digits as its factorization.

13112000212021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 13112000212021 its reverse (12021200021131), we get a palindrome (25133200233152).

The spelling of 13112000212021 in words is "thirteen trillion, one hundred twelve billion, two hundred twelve thousand, twenty-one".