9920220122341 has 2 divisors, whose sum is σ = 9920220122342. Its totient is φ = 9920220122340.

The previous prime is 9920220122339. The next prime is 9920220122389. The reversal of 9920220122341 is 1432210220299.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6597423417025 + 3322796705316 = 2568545^2 + 1822854^2 .

It is an emirp because it is prime and its reverse (1432210220299) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9920220122341 - 2¹ = 9920220122339 is a prime.

Together with 9920220122339, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 9920220122341.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9920220422341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4960110061170 + 4960110061171.

It is an arithmetic number, because the mean of its divisors is an integer number (4960110061171).

Almost surely, 2^{9920220122341} is an apocalyptic number.

It is an amenable number.

9920220122341 is a deficient number, since it is larger than the sum of its proper divisors (1).

9920220122341 is an equidigital number, since it uses as much as digits as its factorization.

9920220122341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 37.

It can be divided in two parts, 9920220 and 122341, that added together give a square (10042561 = 3169²).

The spelling of 9920220122341 in words is "nine trillion, nine hundred twenty billion, two hundred twenty million, one hundred twenty-two thousand, three hundred forty-one".