2012011122112 has 28 divisors (see below), whose sum is σ = 4100492266360. Its totient is φ = 978816220416.

The previous prime is 2012011122091. The next prime is 2012011122133. The reversal of 2012011122112 is 2112211102102.

It is an interprime number because it is at equal distance from previous prime (2012011122091) and next prime (2012011122133).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 424831062 + ... + 424835797.

It is an arithmetic number, because the mean of its divisors is an integer number (146446152370).

Almost surely, 2^{2012011122112} is an apocalyptic number.

It is an amenable number.

2012011122112 is an abundant number, since it is smaller than the sum of its proper divisors (2088481144248).

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

2012011122112 is an equidigital number, since it uses as much as digits as its factorization.

2012011122112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 849666908 (or 849666898 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 2012011122112 its reverse (2112211102102), we get a palindrome (4124222224214).

The spelling of 2012011122112 in words is "two trillion, twelve billion, eleven million, one hundred twenty-two thousand, one hundred twelve".