100605556043 has 2 divisors, whose sum is σ = 100605556044. Its totient is φ = 100605556042.

The previous prime is 100605556033. The next prime is 100605556087. The reversal of 100605556043 is 340655506001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100605556043 - 2³⁶ = 31886079307 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100605555994 and 100605556012.

It is not a weakly prime, because it can be changed into another prime (100605556033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50302778021 + 50302778022.

It is an arithmetic number, because the mean of its divisors is an integer number (50302778022).

Almost surely, 2^100605556043 is an apocalyptic number.

100605556043 is a deficient number, since it is larger than the sum of its proper divisors (1).

100605556043 is an equidigital number, since it uses as much as digits as its factorization.

100605556043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54000, while the sum is 35.

The spelling of 100605556043 in words is "one hundred billion, six hundred five million, five hundred fifty-six thousand, forty-three".