2011202021112 has 256 divisors, whose sum is σ = 5365251440640. Its totient is φ = 627212160000.

The previous prime is 2011202021077. The next prime is 2011202021117. The reversal of 2011202021112 is 2111202021102.

It is a junction number, because it is equal to n+sod(n) for n = 2011202021091 and 2011202021100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011202021117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1843447687 + ... + 1843448777.

It is an arithmetic number, because the mean of its divisors is an integer number (20958013440).

Almost surely, 2^{2011202021112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2011202021112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2682625720320).

2011202021112 is an abundant number, since it is smaller than the sum of its proper divisors (3354049419528).

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

2011202021112 is a wasteful number, since it uses less digits than its factorization.

2011202021112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1666 (or 1662 counting only the distinct ones).

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

Adding to 2011202021112 its reverse (2111202021102), we get a palindrome (4122404042214).

The spelling of 2011202021112 in words is "two trillion, eleven billion, two hundred two million, twenty-one thousand, one hundred twelve".