20414230331 has 4 divisors (see below), whose sum is σ = 22270069464. Its totient is φ = 18558391200.

The previous prime is 20414230327. The next prime is 20414230339. The reversal of 20414230331 is 13303241402.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20414230331 - 2² = 20414230327 is a prime.

It is a super-2 number, since 2×20414230331² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20414230297 and 20414230306.

It is not an unprimeable number, because it can be changed into a prime (20414230339) by changing a digit.

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, 927919550 + ... + 927919571.

It is an arithmetic number, because the mean of its divisors is an integer number (5567517366).

Almost surely, 2^20414230331 is an apocalyptic number.

20414230331 is a deficient number, since it is larger than the sum of its proper divisors (1855839133).

20414230331 is a wasteful number, since it uses less digits than its factorization.

20414230331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1855839132.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 20414230331 its reverse (13303241402), we get a palindrome (33717471733).

The spelling of 20414230331 in words is "twenty billion, four hundred fourteen million, two hundred thirty thousand, three hundred thirty-one".