20142430430232 has 192 divisors, whose sum is σ = 55727915040000. Its totient is φ = 6062209655040.

The previous prime is 20142430430231. The next prime is 20142430430333. The reversal of 20142430430232 is 23203403424102.

It is a self number, because there is not a number n which added to its sum of digits gives 20142430430232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20142430430231) 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 47 ways as a sum of consecutive naturals, for example, 325324494 + ... + 325386402.

It is an arithmetic number, because the mean of its divisors is an integer number (290249557500).

Almost surely, 2^{20142430430232} is an apocalyptic number.

20142430430232 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20142430430232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27863957520000).

20142430430232 is an abundant number, since it is smaller than the sum of its proper divisors (35585484609768).

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

20142430430232 is a wasteful number, since it uses less digits than its factorization.

20142430430232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62702 (or 62687 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 20142430430232 its reverse (23203403424102), we get a palindrome (43345833854334).

The spelling of 20142430430232 in words is "twenty trillion, one hundred forty-two billion, four hundred thirty million, four hundred thirty thousand, two hundred thirty-two".