20212212144041 has 12 divisors (see below), whose sum is σ = 21277141694796. Its totient is φ = 19186279102080.

The previous prime is 20212212144029. The next prime is 20212212144143. The reversal of 20212212144041 is 14044121221202.

It can be written as a sum of positive squares in 6 ways, for example, as 3779790400 + 20208432353641 = 61480^2 + 4495379^2 .

It is a de Polignac number, because none of the positive numbers 2^k-20212212144041 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20212212144041.

It is not an unprimeable number, because it can be changed into a prime (20212212146041) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 162423230 + ... + 162547623.

It is an arithmetic number, because the mean of its divisors is an integer number (1773095141233).

Almost surely, 2^{20212212144041} is an apocalyptic number.

It is an amenable number.

20212212144041 is a deficient number, since it is larger than the sum of its proper divisors (1064929550755).

20212212144041 is an equidigital number, since it uses as much as digits as its factorization.

20212212144041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324970972 (or 324970931 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 26.

Adding to 20212212144041 its reverse (14044121221202), we get a palindrome (34256333365243).

The spelling of 20212212144041 in words is "twenty trillion, two hundred twelve billion, two hundred twelve million, one hundred forty-four thousand, forty-one".