120000021101121 has 8 divisors (see below), whose sum is σ = 182857175011264. Its totient is φ = 68571440629200.

The previous prime is 120000021101117. The next prime is 120000021101131. The reversal of 120000021101121 is 121101120000021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 120000021101121 - 2² = 120000021101117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120000021101097 and 120000021101106.

It is not an unprimeable number, because it can be changed into a prime (120000021101131) 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, 2857143359530 + ... + 2857143359571.

It is an arithmetic number, because the mean of its divisors is an integer number (22857146876408).

Almost surely, 2^{120000021101121} is an apocalyptic number.

It is an amenable number.

120000021101121 is a deficient number, since it is larger than the sum of its proper divisors (62857153910143).

120000021101121 is an equidigital number, since it uses as much as digits as its factorization.

120000021101121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5714286719111.

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

Adding to 120000021101121 its reverse (121101120000021), we get a palindrome (241101141101142).

The spelling of 120000021101121 in words is "one hundred twenty trillion, twenty-one million, one hundred one thousand, one hundred twenty-one".