101543355014243 has 2 divisors, whose sum is σ = 101543355014244. Its totient is φ = 101543355014242.

The previous prime is 101543355014197. The next prime is 101543355014293. The reversal of 101543355014243 is 342410553345101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101543355014243 - 2²⁰ = 101543353965667 is a prime.

It is a super-2 number, since 2×101543355014243² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 101543355014243.

It is not a weakly prime, because it can be changed into another prime (101543355014293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50771677507121 + 50771677507122.

It is an arithmetic number, because the mean of its divisors is an integer number (50771677507122).

Almost surely, 2^{101543355014243} is an apocalyptic number.

101543355014243 is a deficient number, since it is larger than the sum of its proper divisors (1).

101543355014243 is an equidigital number, since it uses as much as digits as its factorization.

101543355014243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432000, while the sum is 41.

The spelling of 101543355014243 in words is "one hundred one trillion, five hundred forty-three billion, three hundred fifty-five million, fourteen thousand, two hundred forty-three".