20301331122202 has 36 divisors (see below), whose sum is σ = 33691164184926. Its totient is φ = 9170486388960.

The previous prime is 20301331122119. The next prime is 20301331122203. The reversal of 20301331122202 is 20222113310302.

It can be written as a sum of positive squares in 3 ways, for example, as 12187213658361 + 8114117463841 = 3491019^2 + 2848529^2 .

It is not an unprimeable number, because it can be changed into a prime (20301331122203) by changing a digit.

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 17 ways as a sum of consecutive naturals, for example, 12848449 + ... + 14341732.

Almost surely, 2^{20301331122202} is an apocalyptic number.

20301331122202 is a deficient number, since it is larger than the sum of its proper divisors (13389833062724).

20301331122202 is a wasteful number, since it uses less digits than its factorization.

20301331122202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27190303 (or 27190243 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 20301331122202 its reverse (20222113310302), we get a palindrome (40523444432504).

The spelling of 20301331122202 in words is "twenty trillion, three hundred one billion, three hundred thirty-one million, one hundred twenty-two thousand, two hundred two".