2012211020112 has 20 divisors (see below), whose sum is σ = 5198211802080. Its totient is φ = 670737006688.

The previous prime is 2012211020081. The next prime is 2012211020119. The reversal of 2012211020112 is 2110201122102.

It is a junction number, because it is equal to n+sod(n) for n = 2012211020091 and 2012211020100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012211020119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20960531412 + ... + 20960531507.

It is an arithmetic number, because the mean of its divisors is an integer number (259910590104).

Almost surely, 2^{2012211020112} is an apocalyptic number.

It is an amenable number.

2012211020112 is an abundant number, since it is smaller than the sum of its proper divisors (3186000781968).

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

2012211020112 is a wasteful number, since it uses less digits than its factorization.

2012211020112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41921062930 (or 41921062924 counting only the distinct ones).

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

Adding to 2012211020112 its reverse (2110201122102), we get a palindrome (4122412142214).

The spelling of 2012211020112 in words is "two trillion, twelve billion, two hundred eleven million, twenty thousand, one hundred twelve".