100243103111040 has 64 divisors (see below), whose sum is σ = 319524891172560. Its totient is φ = 26731494162432.

The previous prime is 100243103111033. The next prime is 100243103111069. The reversal of 100243103111040 is 40111301342001.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 100243103110998 and 100243103111016.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 26104972849 + ... + 26104976688.

Almost surely, 2^{100243103111040} is an apocalyptic number.

100243103111040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100243103111040 is an abundant number, since it is smaller than the sum of its proper divisors (219281788061520).

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

100243103111040 is an equidigital number, since it uses as much as digits as its factorization.

100243103111040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52209949559 (or 52209949547 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 100243103111040 its reverse (40111301342001), we get a palindrome (140354404453041).

The spelling of 100243103111040 in words is "one hundred trillion, two hundred forty-three billion, one hundred three million, one hundred eleven thousand, forty".