120201021120121 has 8 divisors (see below), whose sum is σ = 120230286725120. Its totient is φ = 120171757007808.

The previous prime is 120201021120017. The next prime is 120201021120139. The reversal of 120201021120121 is 121021120102021.

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 120201021120121 - 2²⁵ = 120200987565689 is a prime.

It is a super-2 number, since 2×120201021120121² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120201021120095 and 120201021120104.

It is not an unprimeable number, because it can be changed into a prime (120201021120821) 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, 170126260 + ... + 170831338.

It is an arithmetic number, because the mean of its divisors is an integer number (15028785840640).

Almost surely, 2^{120201021120121} is an apocalyptic number.

It is an amenable number.

120201021120121 is a deficient number, since it is larger than the sum of its proper divisors (29265604999).

120201021120121 is an equidigital number, since it uses as much as digits as its factorization.

120201021120121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746343.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 120201021120121 its reverse (121021120102021), we get a palindrome (241222141222142).

The spelling of 120201021120121 in words is "one hundred twenty trillion, two hundred one billion, twenty-one million, one hundred twenty thousand, one hundred twenty-one".