20216407230324 has 36 divisors (see below), whose sum is σ = 51256973447680. Its totient is φ = 6718443486480.

The previous prime is 20216407230323. The next prime is 20216407230337. The reversal of 20216407230324 is 42303270461202.

20216407230324 is a `hidden beast` number, since 2 + 0 + 2 + 1 + 640 + 7 + 2 + 3 + 0 + 3 + 2 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20216407230323) 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, 848276404 + ... + 848300235.

Almost surely, 2^{20216407230324} is an apocalyptic number.

It is an amenable number.

20216407230324 is an abundant number, since it is smaller than the sum of its proper divisors (31040566217356).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20216407230324 is a wasteful number, since it uses less digits than its factorization.

20216407230324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1696576980 (or 1696576975 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 36.

Adding to 20216407230324 its reverse (42303270461202), we get a palindrome (62519677691526).

The spelling of 20216407230324 in words is "twenty trillion, two hundred sixteen billion, four hundred seven million, two hundred thirty thousand, three hundred twenty-four".