120002032121 has 2 divisors, whose sum is σ = 120002032122. Its totient is φ = 120002032120.

The previous prime is 120002032109. The next prime is 120002032127. The reversal of 120002032121 is 121230200021.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 118366962025 + 1635070096 = 344045^2 + 40436^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120002032121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120002032096 and 120002032105.

It is not a weakly prime, because it can be changed into another prime (120002032127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60001016060 + 60001016061.

It is an arithmetic number, because the mean of its divisors is an integer number (60001016061).

Almost surely, 2^120002032121 is an apocalyptic number.

It is an amenable number.

120002032121 is a deficient number, since it is larger than the sum of its proper divisors (1).

120002032121 is an equidigital number, since it uses as much as digits as its factorization.

120002032121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 120002032121 its reverse (121230200021), we get a palindrome (241232232142).

The spelling of 120002032121 in words is "one hundred twenty billion, two million, thirty-two thousand, one hundred twenty-one".