2011002222012 has 48 divisors (see below), whose sum is σ = 5436133876992. Its totient is φ = 566701211520.

The previous prime is 2011002221941. The next prime is 2011002222013. The reversal of 2011002222012 is 2102222001102.

It is a junction number, because it is equal to n+sod(n) for n = 2011002221982 and 2011002222000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011002222013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 163969914 + ... + 163982177.

It is an arithmetic number, because the mean of its divisors is an integer number (113252789104).

Almost surely, 2^{2011002222012} is an apocalyptic number.

It is an amenable number.

2011002222012 is an abundant number, since it is smaller than the sum of its proper divisors (3425131654980).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2011002222012 is a wasteful number, since it uses less digits than its factorization.

2011002222012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327952178 (or 327952176 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2011002222012 its reverse (2102222001102), we get a palindrome (4113224223114).

The spelling of 2011002222012 in words is "two trillion, eleven billion, two million, two hundred twenty-two thousand, twelve".