121002100201201 has 8 divisors (see below), whose sum is σ = 121032648154080. Its totient is φ = 120971553935232.

The previous prime is 121002100201193. The next prime is 121002100201237. The reversal of 121002100201201 is 102102001200121.

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 121002100201201 - 2³ = 121002100201193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121002100261201) 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, 149774305 + ... + 150580033.

It is an arithmetic number, because the mean of its divisors is an integer number (15129081019260).

Almost surely, 2^{121002100201201} is an apocalyptic number.

It is an amenable number.

121002100201201 is a deficient number, since it is larger than the sum of its proper divisors (30547952879).

121002100201201 is an equidigital number, since it uses as much as digits as its factorization.

121002100201201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 843455.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 121002100201201 its reverse (102102001200121), we get a palindrome (223104101401322).

The spelling of 121002100201201 in words is "one hundred twenty-one trillion, two billion, one hundred million, two hundred one thousand, two hundred one".