120001002101867 has 2 divisors, whose sum is σ = 120001002101868. Its totient is φ = 120001002101866.

The previous prime is 120001002101863. The next prime is 120001002102011. The reversal of 120001002101867 is 768101200100021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120001002101867 - 2² = 120001002101863 is a prime.

It is not a weakly prime, because it can be changed into another prime (120001002101861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60000501050933 + 60000501050934.

It is an arithmetic number, because the mean of its divisors is an integer number (60000501050934).

Almost surely, 2^{120001002101867} is an apocalyptic number.

120001002101867 is a deficient number, since it is larger than the sum of its proper divisors (1).

120001002101867 is an equidigital number, since it uses as much as digits as its factorization.

120001002101867 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 29.

Adding to 120001002101867 its reverse (768101200100021), we get a palindrome (888102202201888).

The spelling of 120001002101867 in words is "one hundred twenty trillion, one billion, two million, one hundred one thousand, eight hundred sixty-seven".