120021000110012 has 12 divisors (see below), whose sum is σ = 210038437551096. Its totient is φ = 60010017952560.

The previous prime is 120021000109891. The next prime is 120021000110029. The reversal of 120021000110012 is 210011000120021.

It is a super-2 number, since 2×120021000110012² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 120021000109975 and 120021000110002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119965178 + ... + 120961505.

It is an arithmetic number, because the mean of its divisors is an integer number (17503203129258).

Almost surely, 2^{120021000110012} is an apocalyptic number.

It is an amenable number.

120021000110012 is a deficient number, since it is larger than the sum of its proper divisors (90017437441084).

120021000110012 is a wasteful number, since it uses less digits than its factorization.

120021000110012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241051228 (or 241051226 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 120021000110012 its reverse (210011000120021), we get a palindrome (330032000230033).

The spelling of 120021000110012 in words is "one hundred twenty trillion, twenty-one billion, one hundred ten thousand, twelve".