20100313012322 has 24 divisors (see below), whose sum is σ = 32345465937300. Its totient is φ = 9365317625600.

The previous prime is 20100313012301. The next prime is 20100313012327. The reversal of 20100313012322 is 22321031300102.

It can be written as a sum of positive squares in 6 ways, for example, as 19864768774081 + 235544238241 = 4456991^2 + 485329^2 .

It is a super-2 number, since 2×20100313012322² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20100313012294 and 20100313012303.

It is not an unprimeable number, because it can be changed into a prime (20100313012327) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 172098197 + ... + 172214952.

Almost surely, 2^{20100313012322} is an apocalyptic number.

20100313012322 is a deficient number, since it is larger than the sum of its proper divisors (12245152924978).

20100313012322 is a wasteful number, since it uses less digits than its factorization.

20100313012322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344313286 (or 344313269 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 20100313012322 its reverse (22321031300102), we get a palindrome (42421344312424).

The spelling of 20100313012322 in words is "twenty trillion, one hundred billion, three hundred thirteen million, twelve thousand, three hundred twenty-two".