100556515043 has 2 divisors, whose sum is σ = 100556515044. Its totient is φ = 100556515042.

The previous prime is 100556514917. The next prime is 100556515063. The reversal of 100556515043 is 340515655001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100556515043 - 2¹⁶ = 100556449507 is a prime.

It is a super-2 number, since 2×100556515043² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100556514994 and 100556515012.

It is not a weakly prime, because it can be changed into another prime (100556515063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50278257521 + 50278257522.

It is an arithmetic number, because the mean of its divisors is an integer number (50278257522).

Almost surely, 2^100556515043 is an apocalyptic number.

100556515043 is a deficient number, since it is larger than the sum of its proper divisors (1).

100556515043 is an equidigital number, since it uses as much as digits as its factorization.

100556515043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45000, while the sum is 35.

The spelling of 100556515043 in words is "one hundred billion, five hundred fifty-six million, five hundred fifteen thousand, forty-three".