120202120122989 has 2 divisors, whose sum is σ = 120202120122990. Its totient is φ = 120202120122988.

The previous prime is 120202120122947. The next prime is 120202120123003. The reversal of 120202120122989 is 989221021202021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116974499475625 + 3227620647364 = 10815475^2 + 1796558^2 .

It is a cyclic number.

It is not a de Polignac number, because 120202120122989 - 2¹² = 120202120118893 is a prime.

It is a super-2 number, since 2×120202120122989² (a number of 29 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120202120127989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60101060061494 + 60101060061495.

It is an arithmetic number, because the mean of its divisors is an integer number (60101060061495).

Almost surely, 2^{120202120122989} is an apocalyptic number.

It is an amenable number.

120202120122989 is a deficient number, since it is larger than the sum of its proper divisors (1).

120202120122989 is an equidigital number, since it uses as much as digits as its factorization.

120202120122989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 41.

The spelling of 120202120122989 in words is "one hundred twenty trillion, two hundred two billion, one hundred twenty million, one hundred twenty-two thousand, nine hundred eighty-nine".