2013122 has 16 divisors (see below), whose sum is σ = 3180600. Its totient is φ = 954240.

The previous prime is 2013119. The next prime is 2013127. The reversal of 2013122 is 2213102.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 844561 + 1168561 = 919^2 + 1081^2 .

It is not an unprimeable number, because it can be changed into a prime (2013127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3254 + ... + 3822.

2^2013122 is an apocalyptic number.

2013122 is a deficient number, since it is larger than the sum of its proper divisors (1167478).

2013122 is a wasteful number, since it uses less digits than its factorization.

2013122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 2013122 is about 1418.8453051690. The cubic root of 2013122 is about 126.2670492937.

Adding to 2013122 its reverse (2213102), we get a palindrome (4226224).

The spelling of 2013122 in words is "two million, thirteen thousand, one hundred twenty-two".