120121112101012 has 24 divisors (see below), whose sum is σ = 237229782521760. Its totient is φ = 52717729448160.

The previous prime is 120121112101007. The next prime is 120121112101069. The reversal of 120121112101012 is 210101211121021.

It is a congruent number.

It is an unprimeable number.

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, 47069400018 + ... + 47069402569.

It is an arithmetic number, because the mean of its divisors is an integer number (9884574271740).

Almost surely, 2^{120121112101012} is an apocalyptic number.

It is an amenable number.

120121112101012 is a deficient number, since it is larger than the sum of its proper divisors (117108670420748).

120121112101012 is a wasteful number, since it uses less digits than its factorization.

120121112101012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94138802631 (or 94138802629 counting only the distinct ones).

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

Adding to 120121112101012 its reverse (210101211121021), we get a palindrome (330222323222033).

The spelling of 120121112101012 in words is "one hundred twenty trillion, one hundred twenty-one billion, one hundred twelve million, one hundred one thousand, twelve".