2012123052 has 48 divisors (see below), whose sum is σ = 5343861600. Its totient is φ = 654347520.

The previous prime is 2012123027. The next prime is 2012123059. The reversal of 2012123052 is 2503212102.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (2012123059) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 222777 + ... + 231632.

It is an arithmetic number, because the mean of its divisors is an integer number (111330450).

Almost surely, 2^2012123052 is an apocalyptic number.

It is an amenable number.

2012123052 is an abundant number, since it is smaller than the sum of its proper divisors (3331738548).

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

2012123052 is a wasteful number, since it uses less digits than its factorization.

2012123052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454463 (or 454455 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 2012123052 is about 44856.6946174147. The cubic root of 2012123052 is about 1262.4616049755.

Adding to 2012123052 its reverse (2503212102), we get a palindrome (4515335154).

The spelling of 2012123052 in words is "two billion, twelve million, one hundred twenty-three thousand, fifty-two".