20213133322141 has 2 divisors, whose sum is σ = 20213133322142. Its totient is φ = 20213133322140.

The previous prime is 20213133322139. The next prime is 20213133322169. The reversal of 20213133322141 is 14122333131202.

It is an a-pointer prime, because the next prime (20213133322169) can be obtained adding 20213133322141 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19684786056516 + 528347265625 = 4436754^2 + 726875^2 .

It is a cyclic number.

It is not a de Polignac number, because 20213133322141 - 2¹ = 20213133322139 is a prime.

Together with 20213133322139, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20213133322441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10106566661070 + 10106566661071.

It is an arithmetic number, because the mean of its divisors is an integer number (10106566661071).

Almost surely, 2^{20213133322141} is an apocalyptic number.

It is an amenable number.

20213133322141 is a deficient number, since it is larger than the sum of its proper divisors (1).

20213133322141 is an equidigital number, since it uses as much as digits as its factorization.

20213133322141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 20213133322141 its reverse (14122333131202), we get a palindrome (34335466453343).

The spelling of 20213133322141 in words is "twenty trillion, two hundred thirteen billion, one hundred thirty-three million, three hundred twenty-two thousand, one hundred forty-one".