2012162250 has 128 divisors (see below), whose sum is σ = 5758930944. Its totient is φ = 458395200.

The previous prime is 2012162239. The next prime is 2012162309. The reversal of 2012162250 is 522612102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2556357 + ... + 2557143.

It is an arithmetic number, because the mean of its divisors is an integer number (44991648).

Almost surely, 2^2012162250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2012162250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2879465472).

2012162250 is an abundant number, since it is smaller than the sum of its proper divisors (3746768694).

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

2012162250 is a wasteful number, since it uses less digits than its factorization.

2012162250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1301 (or 1291 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 2012162250 is about 44857.1315400350. The cubic root of 2012162250 is about 1262.4698028918.

Adding to 2012162250 its reverse (522612102), we get a palindrome (2534774352).

The spelling of 2012162250 in words is "two billion, twelve million, one hundred sixty-two thousand, two hundred fifty".