100142254500 has 144 divisors (see below), whose sum is σ = 297232720512. Its totient is φ = 26199638400.

The previous prime is 100142254493. The next prime is 100142254543. The reversal of 100142254500 is 5452241001.

100142254500 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×100142254500² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

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, 4201617 + ... + 4225383.

Almost surely, 2^100142254500 is an apocalyptic number.

100142254500 is a gapful number since it is divisible by the number (10) 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 100142254500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148616360256).

100142254500 is an abundant number, since it is smaller than the sum of its proper divisors (197090466012).

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

100142254500 is a wasteful number, since it uses less digits than its factorization.

100142254500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23895 (or 23830 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

Adding to 100142254500 its reverse (5452241001), we get a palindrome (105594495501).

The spelling of 100142254500 in words is "one hundred billion, one hundred forty-two million, two hundred fifty-four thousand, five hundred".