20310001222202 has 16 divisors (see below), whose sum is σ = 30504728540040. Its totient is φ = 10141760768832.

The previous prime is 20310001222183. The next prime is 20310001222211. The reversal of 20310001222202 is 20222210001302.

It can be written as a sum of positive squares in 4 ways, for example, as 20301161273761 + 8839948441 = 4505681^2 + 94021^2 .

It is a super-3 number, since 3×20310001222202³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16539368 + ... + 17724860.

Almost surely, 2^{20310001222202} is an apocalyptic number.

20310001222202 is a deficient number, since it is larger than the sum of its proper divisors (10194727317838).

20310001222202 is a wasteful number, since it uses less digits than its factorization.

20310001222202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1196657.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 20310001222202 its reverse (20222210001302), we get a palindrome (40532211223504).

The spelling of 20310001222202 in words is "twenty trillion, three hundred ten billion, one million, two hundred twenty-two thousand, two hundred two".