4120350311381 has 2 divisors, whose sum is σ = 4120350311382. Its totient is φ = 4120350311380.

The previous prime is 4120350311339. The next prime is 4120350311383. The reversal of 4120350311381 is 1831130530214.

4120350311381 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3877587167281 + 242763144100 = 1969159^2 + 492710^2 .

It is a cyclic number.

It is not a de Polignac number, because 4120350311381 - 2¹⁸ = 4120350049237 is a prime.

It is a super-2 number, since 2×4120350311381² (a number of 26 digits) contains 22 as substring.

Together with 4120350311383, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4120350311383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2060175155690 + 2060175155691.

It is an arithmetic number, because the mean of its divisors is an integer number (2060175155691).

Almost surely, 2^{4120350311381} is an apocalyptic number.

It is an amenable number.

4120350311381 is a deficient number, since it is larger than the sum of its proper divisors (1).

4120350311381 is an equidigital number, since it uses as much as digits as its factorization.

4120350311381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 32.

Adding to 4120350311381 its reverse (1831130530214), we get a palindrome (5951480841595).

The spelling of 4120350311381 in words is "four trillion, one hundred twenty billion, three hundred fifty million, three hundred eleven thousand, three hundred eighty-one".