20201323202 has 16 divisors (see below), whose sum is σ = 31042725120. Its totient is φ = 9854294352.

The previous prime is 20201323171. The next prime is 20201323217. The reversal of 20201323202 is 20232310202.

It is a super-2 number, since 2×20201323202² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61877 + ... + 210312.

It is an arithmetic number, because the mean of its divisors is an integer number (1940170320).

Almost surely, 2^20201323202 is an apocalyptic number.

20201323202 is a deficient number, since it is larger than the sum of its proper divisors (10841401918).

20201323202 is a wasteful number, since it uses less digits than its factorization.

20201323202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273097.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 20201323202 its reverse (20232310202), we get a palindrome (40433633404).

The spelling of 20201323202 in words is "twenty billion, two hundred one million, three hundred twenty-three thousand, two hundred two".