2016621122 has 8 divisors (see below), whose sum is σ = 3025554876. Its totient is φ = 1008102832.

The previous prime is 2016621119. The next prime is 2016621133. The reversal of 2016621122 is 2211266102.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1721503081 + 295118041 = 41491^2 + 17179^2 .

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 91433 + ... + 111324.

Almost surely, 2^2016621122 is an apocalyptic number.

2016621122 is a deficient number, since it is larger than the sum of its proper divisors (1008933754).

2016621122 is a wasteful number, since it uses less digits than its factorization.

2016621122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207732.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 2016621122 is about 44906.8048518262. The cubic root of 2016621122 is about 1263.4016426485.

Adding to 2016621122 its reverse (2211266102), we get a palindrome (4227887224).

The spelling of 2016621122 in words is "two billion, sixteen million, six hundred twenty-one thousand, one hundred twenty-two".