3012122112 has 160 divisors (see below), whose sum is σ = 8238996480. Its totient is φ = 977633280.

The previous prime is 3012122083. The next prime is 3012122147. The reversal of 3012122112 is 2112212103.

It is a junction number, because it is equal to n+sod(n) for n = 3012122091 and 3012122100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12498312 + ... + 12498552.

It is an arithmetic number, because the mean of its divisors is an integer number (51493728).

Almost surely, 2^3012122112 is an apocalyptic number.

3012122112 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3012122112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4119498240).

3012122112 is an abundant number, since it is smaller than the sum of its proper divisors (5226874368).

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

3012122112 is a wasteful number, since it uses less digits than its factorization.

3012122112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444 (or 428 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 3012122112 is about 54882.8034269388. The cubic root of 3012122112 is about 1444.1895275871.

Adding to 3012122112 its reverse (2112212103), we get a palindrome (5124334215).

The spelling of 3012122112 in words is "three billion, twelve million, one hundred twenty-two thousand, one hundred twelve".