20234030144420 has 48 divisors (see below), whose sum is σ = 43862644965888. Its totient is φ = 7832440423680.

The previous prime is 20234030144413. The next prime is 20234030144431. The reversal of 20234030144420 is 2444103043202.

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 15 ways as a sum of consecutive naturals, for example, 98901272 + ... + 99105648.

It is an arithmetic number, because the mean of its divisors is an integer number (913805103456).

Almost surely, 2^{20234030144420} is an apocalyptic number.

20234030144420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20234030144420 is an abundant number, since it is smaller than the sum of its proper divisors (23628614821468).

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

20234030144420 is a wasteful number, since it uses less digits than its factorization.

20234030144420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364100 (or 364098 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 20234030144420 its reverse (2444103043202), we get a palindrome (22678133187622).

The spelling of 20234030144420 in words is "twenty trillion, two hundred thirty-four billion, thirty million, one hundred forty-four thousand, four hundred twenty".