120021201011001 has 8 divisors (see below), whose sum is σ = 160028343354240. Its totient is φ = 80014096337552.

The previous prime is 120021201010957. The next prime is 120021201011009. The reversal of 120021201011001 is 100110102120021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120021201011001 - 2⁷ = 120021201010873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120021201011009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 876561 + ... + 15518078.

It is an arithmetic number, because the mean of its divisors is an integer number (20003542919280).

Almost surely, 2^{120021201011001} is an apocalyptic number.

It is an amenable number.

120021201011001 is a deficient number, since it is larger than the sum of its proper divisors (40007142343239).

120021201011001 is a wasteful number, since it uses less digits than its factorization.

120021201011001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18834895.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 120021201011001 its reverse (100110102120021), we get a palindrome (220131303131022).

The spelling of 120021201011001 in words is "one hundred twenty trillion, twenty-one billion, two hundred one million, eleven thousand, one".