120021121067 has 2 divisors, whose sum is σ = 120021121068. Its totient is φ = 120021121066.

The previous prime is 120021121057. The next prime is 120021121111. The reversal of 120021121067 is 760121120021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120021121067 - 2⁸ = 120021120811 is a prime.

It is not a weakly prime, because it can be changed into another prime (120021121057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60010560533 + 60010560534.

It is an arithmetic number, because the mean of its divisors is an integer number (60010560534).

Almost surely, 2^120021121067 is an apocalyptic number.

120021121067 is a deficient number, since it is larger than the sum of its proper divisors (1).

120021121067 is an equidigital number, since it uses as much as digits as its factorization.

120021121067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 23.

Adding to 120021121067 its reverse (760121120021), we get a palindrome (880142241088).

The spelling of 120021121067 in words is "one hundred twenty billion, twenty-one million, one hundred twenty-one thousand, sixty-seven".