2012340150 has 144 divisors (see below), whose sum is σ = 5973930144. Its totient is φ = 483056640.

The previous prime is 2012340137. The next prime is 2012340151. The reversal of 2012340150 is 510432102.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012340151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 170232 + ... + 181668.

It is an arithmetic number, because the mean of its divisors is an integer number (41485626).

Almost surely, 2^2012340150 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2012340150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2986965072).

2012340150 is an abundant number, since it is smaller than the sum of its proper divisors (3961589994).

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

2012340150 is a wasteful number, since it uses less digits than its factorization.

2012340150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11495 (or 11487 counting only the distinct ones).

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

The square root of 2012340150 is about 44859.1144584910. The cubic root of 2012340150 is about 1262.5070077708.

Adding to 2012340150 its reverse (510432102), we get a palindrome (2522772252).

The spelling of 2012340150 in words is "two billion, twelve million, three hundred forty thousand, one hundred fifty".