20100012110012 has 24 divisors (see below), whose sum is σ = 35657991356736. Its totient is φ = 9912023232768.

The previous prime is 20100012109987. The next prime is 20100012110029. The reversal of 20100012110012 is 21001121000102.

It is a junction number, because it is equal to n+sod(n) for n = 20100012109975 and 20100012110002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8367008 + ... + 10497944.

It is an arithmetic number, because the mean of its divisors is an integer number (1485749639864).

Almost surely, 2^{20100012110012} is an apocalyptic number.

It is an amenable number.

20100012110012 is a deficient number, since it is larger than the sum of its proper divisors (15557979246724).

20100012110012 is a wasteful number, since it uses less digits than its factorization.

20100012110012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2163317 (or 2163315 counting only the distinct ones).

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

Adding to 20100012110012 its reverse (21001121000102), we get a palindrome (41101133110114).

The spelling of 20100012110012 in words is "twenty trillion, one hundred billion, twelve million, one hundred ten thousand, twelve".