120121200000201 has 16 divisors (see below), whose sum is σ = 160883092500480. Its totient is φ = 79720068389520.

The previous prime is 120121200000173. The next prime is 120121200000211. The reversal of 120121200000201 is 102000002121021.

It is not a de Polignac number, because 120121200000201 - 2³⁵ = 120086840261833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120121200000211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31470436 + ... + 35080346.

It is an arithmetic number, because the mean of its divisors is an integer number (10055193281280).

Almost surely, 2^{120121200000201} is an apocalyptic number.

It is an amenable number.

120121200000201 is a deficient number, since it is larger than the sum of its proper divisors (40761892500279).

120121200000201 is a wasteful number, since it uses less digits than its factorization.

120121200000201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3659876.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 120121200000201 its reverse (102000002121021), we get a palindrome (222121202121222).

The spelling of 120121200000201 in words is "one hundred twenty trillion, one hundred twenty-one billion, two hundred million, two hundred one", and thus it is an aban number.