120112222132121 has 2 divisors, whose sum is σ = 120112222132122. Its totient is φ = 120112222132120.

The previous prime is 120112222132093. The next prime is 120112222132127. The reversal of 120112222132121 is 121231222211021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 114895588972096 + 5216633160025 = 10718936^2 + 2283995^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120112222132121 is a prime.

It is not a weakly prime, because it can be changed into another prime (120112222132127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60056111066060 + 60056111066061.

It is an arithmetic number, because the mean of its divisors is an integer number (60056111066061).

Almost surely, 2^{120112222132121} is an apocalyptic number.

It is an amenable number.

120112222132121 is a deficient number, since it is larger than the sum of its proper divisors (1).

120112222132121 is an equidigital number, since it uses as much as digits as its factorization.

120112222132121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 23.

Adding to 120112222132121 its reverse (121231222211021), we get a palindrome (241343444343142).

The spelling of 120112222132121 in words is "one hundred twenty trillion, one hundred twelve billion, two hundred twenty-two million, one hundred thirty-two thousand, one hundred twenty-one".