2012122122 has 32 divisors (see below), whose sum is σ = 4041902592. Its totient is φ = 667772784.

The previous prime is 2012122117. The next prime is 2012122127. The reversal of 2012122122 is 2212212102.

It is an interprime number because it is at equal distance from previous prime (2012122117) and next prime (2012122127).

It is not an unprimeable number, because it can be changed into a prime (2012122127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2278293 + ... + 2279175.

It is an arithmetic number, because the mean of its divisors is an integer number (126309456).

Almost surely, 2^2012122122 is an apocalyptic number.

2012122122 is an abundant number, since it is smaller than the sum of its proper divisors (2029780470).

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

2012122122 is a wasteful number, since it uses less digits than its factorization.

2012122122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2122.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 2012122122 is about 44856.6842510679. The cubic root of 2012122122 is about 1262.4614104729.

Adding to 2012122122 its reverse (2212212102), we get a palindrome (4224334224).

The spelling of 2012122122 in words is "two billion, twelve million, one hundred twenty-two thousand, one hundred twenty-two".