101255553643 has 2 divisors, whose sum is σ = 101255553644. Its totient is φ = 101255553642.

The previous prime is 101255553601. The next prime is 101255553653. The reversal of 101255553643 is 346355552101.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101255553643 - 2⁹ = 101255553131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101255553596 and 101255553605.

It is not a weakly prime, because it can be changed into another prime (101255553653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50627776821 + 50627776822.

It is an arithmetic number, because the mean of its divisors is an integer number (50627776822).

Almost surely, 2^101255553643 is an apocalyptic number.

101255553643 is a deficient number, since it is larger than the sum of its proper divisors (1).

101255553643 is an equidigital number, since it uses as much as digits as its factorization.

101255553643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 270000, while the sum is 40.

The spelling of 101255553643 in words is "one hundred one billion, two hundred fifty-five million, five hundred fifty-three thousand, six hundred forty-three".