20102112020012 has 24 divisors (see below), whose sum is σ = 39614719291392. Its totient is φ = 8842571269200.

The previous prime is 20102112019837. The next prime is 20102112020017. The reversal of 20102112020012 is 21002021120102.

It is a super-2 number, since 2×20102112020012² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20102112020017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7368808028 + ... + 7368810755.

It is an arithmetic number, because the mean of its divisors is an integer number (1650613303808).

Almost surely, 2^{20102112020012} is an apocalyptic number.

20102112020012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

20102112020012 is a deficient number, since it is larger than the sum of its proper divisors (19512607271380).

20102112020012 is a wasteful number, since it uses less digits than its factorization.

20102112020012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14737618829 (or 14737618827 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20102112020012 its reverse (21002021120102), we get a palindrome (41104133140114).

The spelling of 20102112020012 in words is "twenty trillion, one hundred two billion, one hundred twelve million, twenty thousand, twelve".