2011002020012 has 12 divisors (see below), whose sum is σ = 3519297604200. Its totient is φ = 1005488418816.

The previous prime is 2011002019979. The next prime is 2011002020017. The reversal of 2011002020012 is 2100202001102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2011002019975 and 2011002020002.

It is not an unprimeable number, because it can be changed into a prime (2011002020017) 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 3 ways as a sum of consecutive naturals, for example, 2783762 + ... + 3430937.

It is an arithmetic number, because the mean of its divisors is an integer number (293274800350).

Almost surely, 2^{2011002020012} is an apocalyptic number.

It is an amenable number.

2011002020012 is a deficient number, since it is larger than the sum of its proper divisors (1508295584188).

2011002020012 is a wasteful number, since it uses less digits than its factorization.

2011002020012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6295600 (or 6295598 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 2011002020012 its reverse (2100202001102), we get a palindrome (4111204021114).

The spelling of 2011002020012 in words is "two trillion, eleven billion, two million, twenty thousand, twelve".