20200002122 has 8 divisors (see below), whose sum is σ = 30305087172. Its totient is φ = 10098306400.

The previous prime is 20200002107. The next prime is 20200002131. The reversal of 20200002122 is 22120000202.

It can be written as a sum of positive squares in 2 ways, for example, as 16386816121 + 3813186001 = 128011^2 + 61751^2 .

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, 832379 + ... + 856302.

Almost surely, 2^20200002122 is an apocalyptic number.

20200002122 is a deficient number, since it is larger than the sum of its proper divisors (10105085050).

20200002122 is a wasteful number, since it uses less digits than its factorization.

20200002122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1694664.

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 20200002122 its reverse (22120000202), we get a palindrome (42320002324).

The spelling of 20200002122 in words is "twenty billion, two hundred million, two thousand, one hundred twenty-two".