20123200240030 has 8 divisors (see below), whose sum is σ = 36221760432072. Its totient is φ = 8049280096008.

The previous prime is 20123200240027. The next prime is 20123200240049. The reversal of 20123200240030 is 3004200232102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×20123200240030² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1006160011992 + ... + 1006160012011.

It is an arithmetic number, because the mean of its divisors is an integer number (4527720054009).

Almost surely, 2^{20123200240030} is an apocalyptic number.

20123200240030 is a deficient number, since it is larger than the sum of its proper divisors (16098560192042).

20123200240030 is a wasteful number, since it uses less digits than its factorization.

20123200240030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2012320024010.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 20123200240030 its reverse (3004200232102), we get a palindrome (23127400472132).

The spelling of 20123200240030 in words is "twenty trillion, one hundred twenty-three billion, two hundred million, two hundred forty thousand, thirty".