100443015520087 has 2 divisors, whose sum is σ = 100443015520088. Its totient is φ = 100443015520086.

The previous prime is 100443015520063. The next prime is 100443015520129. The reversal of 100443015520087 is 780025510344001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100443015520087 - 2¹⁵ = 100443015487319 is a prime.

It is a super-3 number, since 3×100443015520087³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100443015220087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50221507760043 + 50221507760044.

It is an arithmetic number, because the mean of its divisors is an integer number (50221507760044).

Almost surely, 2^{100443015520087} is an apocalyptic number.

100443015520087 is a deficient number, since it is larger than the sum of its proper divisors (1).

100443015520087 is an equidigital number, since it uses as much as digits as its factorization.

100443015520087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 134400, while the sum is 40.

Adding to 100443015520087 its reverse (780025510344001), we get a palindrome (880468525864088).

The spelling of 100443015520087 in words is "one hundred trillion, four hundred forty-three billion, fifteen million, five hundred twenty thousand, eighty-seven".