102543242251050 has 96 divisors (see below), whose sum is σ = 289455396168960. Its totient is φ = 26677916668800.

The previous prime is 102543242251003. The next prime is 102543242251057. The reversal of 102543242251050 is 50152242345201.

102543242251050 is a `hidden beast` number, since 1 + 0 + 2 + 5 + 4 + 324 + 225 + 105 + 0 = 666.

It is a super-2 number, since 2×102543242251050² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 102543242250996 and 102543242251014.

It is not an unprimeable number, because it can be changed into a prime (102543242251057) 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 47 ways as a sum of consecutive naturals, for example, 926261202 + ... + 926371901.

It is an arithmetic number, because the mean of its divisors is an integer number (3015160376760).

Almost surely, 2^{102543242251050} is an apocalyptic number.

102543242251050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102543242251050 is an abundant number, since it is smaller than the sum of its proper divisors (186912153917910).

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

102543242251050 is a wasteful number, since it uses less digits than its factorization.

102543242251050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1852633165 (or 1852633154 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

Adding to 102543242251050 its reverse (50152242345201), we get a palindrome (152695484596251).

The spelling of 102543242251050 in words is "one hundred two trillion, five hundred forty-three billion, two hundred forty-two million, two hundred fifty-one thousand, fifty".