20234112231 has 8 divisors (see below), whose sum is σ = 26980279920. Its totient is φ = 13488676352.

The previous prime is 20234112229. The next prime is 20234112247. The reversal of 20234112231 is 13221143202.

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

It is a cyclic number.

It is not a de Polignac number, because 20234112231 - 2¹ = 20234112229 is a prime.

It is a super-2 number, since 2×20234112231² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20234112198 and 20234112207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20234112281) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114810 + ... + 231623.

It is an arithmetic number, because the mean of its divisors is an integer number (3372534990).

Almost surely, 2^20234112231 is an apocalyptic number.

20234112231 is a deficient number, since it is larger than the sum of its proper divisors (6746167689).

20234112231 is a wasteful number, since it uses less digits than its factorization.

20234112231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365905.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 20234112231 its reverse (13221143202), we get a palindrome (33455255433).

The spelling of 20234112231 in words is "twenty billion, two hundred thirty-four million, one hundred twelve thousand, two hundred thirty-one".