2012144122 has 8 divisors (see below), whose sum is σ = 3019509216. Its totient is φ = 1005641052.

The previous prime is 2012144087. The next prime is 2012144131. The reversal of 2012144122 is 2214412102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2012144122.

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, 209638 + ... + 219025.

It is an arithmetic number, because the mean of its divisors is an integer number (377438652).

Almost surely, 2^2012144122 is an apocalyptic number.

2012144122 is a deficient number, since it is larger than the sum of its proper divisors (1007365094).

2012144122 is a wasteful number, since it uses less digits than its factorization.

2012144122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431012.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 2012144122 is about 44856.9294758346. The cubic root of 2012144122 is about 1262.4660115936.

Adding to 2012144122 its reverse (2214412102), we get a palindrome (4226556224).

The spelling of 2012144122 in words is "two billion, twelve million, one hundred forty-four thousand, one hundred twenty-two".