42143100000 has 144 divisors (see below), whose sum is σ = 138274181136. Its totient is φ = 11238080000.

The previous prime is 42143099987. The next prime is 42143100001. The reversal of 42143100000 is 134124.

It is a super-2 number, since 2×42143100000² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42143100001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 229762 + ... + 370238.

It is an arithmetic number, because the mean of its divisors is an integer number (960237369).

Almost surely, 2^42143100000 is an apocalyptic number.

42143100000 is a gapful number since it is divisible by the number (40) 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 42143100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69137090568).

42143100000 is an abundant number, since it is smaller than the sum of its proper divisors (96131081136).

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

42143100000 is an equidigital number, since it uses as much as digits as its factorization.

42143100000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140515 (or 140487 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 42143100000 its reverse (134124), we get a palindrome (42143234124).

The spelling of 42143100000 in words is "forty-two billion, one hundred forty-three million, one hundred thousand".