120021103131229 has 2 divisors, whose sum is σ = 120021103131230. Its totient is φ = 120021103131228.

The previous prime is 120021103131121. The next prime is 120021103131263. The reversal of 120021103131229 is 922131301120021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 100022301243225 + 19998801888004 = 10001115^2 + 4472002^2 .

It is an emirp because it is prime and its reverse (922131301120021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 120021103131229 - 2¹¹ = 120021103129181 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120021103131197 and 120021103131206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120021103131829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60010551565614 + 60010551565615.

It is an arithmetic number, because the mean of its divisors is an integer number (60010551565615).

Almost surely, 2^{120021103131229} is an apocalyptic number.

It is an amenable number.

120021103131229 is a deficient number, since it is larger than the sum of its proper divisors (1).

120021103131229 is an equidigital number, since it uses as much as digits as its factorization.

120021103131229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 28.

The spelling of 120021103131229 in words is "one hundred twenty trillion, twenty-one billion, one hundred three million, one hundred thirty-one thousand, two hundred twenty-nine".