2012111200012 has 24 divisors (see below), whose sum is σ = 3720117562560. Its totient is φ = 950696705280.

The previous prime is 2012111199997. The next prime is 2012111200013. The reversal of 2012111200012 is 2100021112102.

It is a junction number, because it is equal to n+sod(n) for n = 2012111199965 and 2012111200001.

It is not an unprimeable number, because it can be changed into a prime (2012111200013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184524189 + ... + 184535092.

It is an arithmetic number, because the mean of its divisors is an integer number (155004898440).

Almost surely, 2^{2012111200012} is an apocalyptic number.

It is an amenable number.

2012111200012 is a deficient number, since it is larger than the sum of its proper divisors (1708006362548).

2012111200012 is a wasteful number, since it uses less digits than its factorization.

2012111200012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369059361 (or 369059359 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2012111200012 its reverse (2100021112102), we get a palindrome (4112132312114).

The spelling of 2012111200012 in words is "two trillion, twelve billion, one hundred eleven million, two hundred thousand, twelve".