20002230231232 has 28 divisors (see below), whose sum is σ = 39695841680040. Its totient is φ = 10000128390656.

The previous prime is 20002230231229. The next prime is 20002230231293. The reversal of 20002230231232 is 23213203220002.

It is a super-2 number, since 2×20002230231232² (a number of 27 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 3 ways as a sum of consecutive naturals, for example, 14763613 + ... + 16061404.

It is an arithmetic number, because the mean of its divisors is an integer number (1417708631430).

Almost surely, 2^{20002230231232} is an apocalyptic number.

It is an amenable number.

20002230231232 is a deficient number, since it is larger than the sum of its proper divisors (19693611448808).

20002230231232 is a wasteful number, since it uses less digits than its factorization.

20002230231232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30835168 (or 30835158 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 20002230231232 its reverse (23213203220002), we get a palindrome (43215433451234).

The spelling of 20002230231232 in words is "twenty trillion, two billion, two hundred thirty million, two hundred thirty-one thousand, two hundred thirty-two".