121000110121201 has 8 divisors (see below), whose sum is σ = 121374926472800. Its totient is φ = 120625387057728.

The previous prime is 121000110121193. The next prime is 121000110121211. The reversal of 121000110121201 is 102121011000121.

It is a happy number.

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 121000110121201 - 2³ = 121000110121193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121000110121211) 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, 20723451 + ... + 25912576.

It is an arithmetic number, because the mean of its divisors is an integer number (15171865809100).

Almost surely, 2^{121000110121201} is an apocalyptic number.

It is an amenable number.

121000110121201 is a deficient number, since it is larger than the sum of its proper divisors (374816351599).

121000110121201 is an equidigital number, since it uses as much as digits as its factorization.

121000110121201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46644063.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 121000110121201 its reverse (102121011000121), we get a palindrome (223121121121322).

The spelling of 121000110121201 in words is "one hundred twenty-one trillion, one hundred ten million, one hundred twenty-one thousand, two hundred one".