20322311210 has 16 divisors (see below), whose sum is σ = 36583131816. Its totient is φ = 8128264128.

The previous prime is 20322311189. The next prime is 20322311239. The reversal of 20322311210 is 1211322302.

It can be written as a sum of positive squares in 4 ways, for example, as 7514635969 + 12807675241 = 86687^2 + 113171^2 .

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, 58124 + ... + 209816.

Almost surely, 2^20322311210 is an apocalyptic number.

20322311210 is a deficient number, since it is larger than the sum of its proper divisors (16260820606).

20322311210 is a wasteful number, since it uses less digits than its factorization.

20322311210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165097.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 20322311210 its reverse (1211322302), we get a palindrome (21533633512).

The spelling of 20322311210 in words is "twenty billion, three hundred twenty-two million, three hundred eleven thousand, two hundred ten".