121120220200001 has 16 divisors (see below), whose sum is σ = 139086508704000. Its totient is φ = 104313248960400.

The previous prime is 121120220199997. The next prime is 121120220200027. The reversal of 121120220200001 is 100002022021121.

It is a cyclic number.

It is not a de Polignac number, because 121120220200001 - 2² = 121120220199997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121120220200061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25305050 + ... + 29708348.

It is an arithmetic number, because the mean of its divisors is an integer number (8692906794000).

Almost surely, 2^{121120220200001} is an apocalyptic number.

121120220200001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

121120220200001 is a deficient number, since it is larger than the sum of its proper divisors (17966288503999).

121120220200001 is a wasteful number, since it uses less digits than its factorization.

121120220200001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4534940.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 121120220200001 its reverse (100002022021121), we get a palindrome (221122242221122).

The spelling of 121120220200001 in words is "one hundred twenty-one trillion, one hundred twenty billion, two hundred twenty million, two hundred thousand, one".