102055445045443 has 4 divisors (see below), whose sum is σ = 102129775305408. Its totient is φ = 101981114785480.

The previous prime is 102055445045419. The next prime is 102055445045473. The reversal of 102055445045443 is 344540544550201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102055445045443 is a prime.

It is a super-3 number, since 3×102055445045443³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102055445045393 and 102055445045402.

It is not an unprimeable number, because it can be changed into a prime (102055445045413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37165127923 + ... + 37165130668.

It is an arithmetic number, because the mean of its divisors is an integer number (25532443826352).

Almost surely, 2^{102055445045443} is an apocalyptic number.

102055445045443 is a deficient number, since it is larger than the sum of its proper divisors (74330259965).

102055445045443 is an equidigital number, since it uses as much as digits as its factorization.

102055445045443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74330259964.

The product of its (nonzero) digits is 3840000, while the sum is 46.

Adding to 102055445045443 its reverse (344540544550201), we get a palindrome (446595989595644).

The spelling of 102055445045443 in words is "one hundred two trillion, fifty-five billion, four hundred forty-five million, forty-five thousand, four hundred forty-three".