212144302141 has 4 divisors (see below), whose sum is σ = 212215902912. Its totient is φ = 212072701372.

The previous prime is 212144302133. The next prime is 212144302171. The reversal of 212144302141 is 141203441212.

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 212144302141 - 2³ = 212144302133 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 (212144302171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35795941 + ... + 35801866.

It is an arithmetic number, because the mean of its divisors is an integer number (53053975728).

Almost surely, 2^212144302141 is an apocalyptic number.

It is an amenable number.

212144302141 is a deficient number, since it is larger than the sum of its proper divisors (71600771).

212144302141 is an equidigital number, since it uses as much as digits as its factorization.

212144302141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71600770.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 212144302141 its reverse (141203441212), we get a palindrome (353347743353).

The spelling of 212144302141 in words is "two hundred twelve billion, one hundred forty-four million, three hundred two thousand, one hundred forty-one".