2011011220212 has 48 divisors (see below), whose sum is σ = 4896498079872. Its totient is φ = 641175884800.

The previous prime is 2011011220193. The next prime is 2011011220217. The reversal of 2011011220212 is 2120221101102.

It is a super-3 number, since 3×2011011220212³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 2011011220191 and 2011011220200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011011220217) 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 15 ways as a sum of consecutive naturals, for example, 16111708 + ... + 16236044.

It is an arithmetic number, because the mean of its divisors is an integer number (102010376664).

Almost surely, 2^{2011011220212} is an apocalyptic number.

It is an amenable number.

2011011220212 is an abundant number, since it is smaller than the sum of its proper divisors (2885486859660).

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

2011011220212 is a wasteful number, since it uses less digits than its factorization.

2011011220212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182968 (or 182966 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2011011220212 its reverse (2120221101102), we get a palindrome (4131232321314).

The spelling of 2011011220212 in words is "two trillion, eleven billion, eleven million, two hundred twenty thousand, two hundred twelve".