1200101120121 has 8 divisors (see below), whose sum is σ = 1600606995840. Its totient is φ = 799831328912.

The previous prime is 1200101120077. The next prime is 1200101120177. The reversal of 1200101120121 is 1210211010021.

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 1200101120121 - 2²⁹ = 1199564249209 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1200101120097 and 1200101120106.

It is not an unprimeable number, because it can be changed into a prime (1200101120021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59009265 + ... + 59029598.

It is an arithmetic number, because the mean of its divisors is an integer number (200075874480).

Almost surely, 2^{1200101120121} is an apocalyptic number.

It is an amenable number.

1200101120121 is a deficient number, since it is larger than the sum of its proper divisors (400505875719).

1200101120121 is a wasteful number, since it uses less digits than its factorization.

1200101120121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118042255.

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

Adding to 1200101120121 its reverse (1210211010021), we get a palindrome (2410312130142).

The spelling of 1200101120121 in words is "one trillion, two hundred billion, one hundred one million, one hundred twenty thousand, one hundred twenty-one".