120101010002121 has 32 divisors (see below), whose sum is σ = 170370127872000. Its totient is φ = 75156663125120.

The previous prime is 120101010002111. The next prime is 120101010002173. The reversal of 120101010002121 is 121200010101021.

It is a cyclic number.

It is not a de Polignac number, because 120101010002121 - 2⁵ = 120101010002089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120101010002097 and 120101010002106.

It is not an unprimeable number, because it can be changed into a prime (120101010002111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 175719321 + ... + 176401478.

It is an arithmetic number, because the mean of its divisors is an integer number (5324066496000).

Almost surely, 2^{120101010002121} is an apocalyptic number.

It is an amenable number.

120101010002121 is a deficient number, since it is larger than the sum of its proper divisors (50269117869879).

120101010002121 is a wasteful number, since it uses less digits than its factorization.

120101010002121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352120949.

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

Adding to 120101010002121 its reverse (121200010101021), we get a palindrome (241301020103142).

The spelling of 120101010002121 in words is "one hundred twenty trillion, one hundred one billion, ten million, two thousand, one hundred twenty-one".