120021020211373 has 2 divisors, whose sum is σ = 120021020211374. Its totient is φ = 120021020211372.

The previous prime is 120021020211283. The next prime is 120021020211377. The reversal of 120021020211373 is 373112020120021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 119484203159689 + 536817051684 = 10930883^2 + 732678^2 .

It is a cyclic number.

It is not a de Polignac number, because 120021020211373 - 2¹³ = 120021020203181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120021020211377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60010510105686 + 60010510105687.

It is an arithmetic number, because the mean of its divisors is an integer number (60010510105687).

Almost surely, 2^{120021020211373} is an apocalyptic number.

It is an amenable number.

120021020211373 is a deficient number, since it is larger than the sum of its proper divisors (1).

120021020211373 is an equidigital number, since it uses as much as digits as its factorization.

120021020211373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 25.

Adding to 120021020211373 its reverse (373112020120021), we get a palindrome (493133040331394).

The spelling of 120021020211373 in words is "one hundred twenty trillion, twenty-one billion, twenty million, two hundred eleven thousand, three hundred seventy-three".