20220313312 has 24 divisors (see below), whose sum is σ = 39818214576. Its totient is φ = 10107750912.

The previous prime is 20220313303. The next prime is 20220313327. The reversal of 20220313312 is 21331302202.

It is a super-2 number, since 2×20220313312² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20220313312.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 65448 + ... + 211480.

It is an arithmetic number, because the mean of its divisors is an integer number (1659092274).

Almost surely, 2^20220313312 is an apocalyptic number.

It is an amenable number.

20220313312 is a deficient number, since it is larger than the sum of its proper divisors (19597901264).

20220313312 is a wasteful number, since it uses less digits than its factorization.

20220313312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150370 (or 150362 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 20220313312 its reverse (21331302202), we get a palindrome (41551615514).

The spelling of 20220313312 in words is "twenty billion, two hundred twenty million, three hundred thirteen thousand, three hundred twelve".