20140233420220 has 12 divisors (see below), whose sum is σ = 42294490182504. Its totient is φ = 8056093368080.

The previous prime is 20140233420217. The next prime is 20140233420227. The reversal of 20140233420220 is 2202433204102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20140233420227) by changing a digit.

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, 503505835486 + ... + 503505835525.

It is an arithmetic number, because the mean of its divisors is an integer number (3524540848542).

Almost surely, 2^{20140233420220} is an apocalyptic number.

20140233420220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20140233420220 is an abundant number, since it is smaller than the sum of its proper divisors (22154256762284).

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

20140233420220 is a wasteful number, since it uses less digits than its factorization.

20140233420220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1007011671020 (or 1007011671018 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 20140233420220 its reverse (2202433204102), we get a palindrome (22342666624322).

The spelling of 20140233420220 in words is "twenty trillion, one hundred forty billion, two hundred thirty-three million, four hundred twenty thousand, two hundred twenty".