102412433421443 has 4 divisors (see below), whose sum is σ = 102414494871528. Its totient is φ = 102410371971360.

The previous prime is 102412433421377. The next prime is 102412433421461. The reversal of 102412433421443 is 344124334214201.

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

It is a cyclic number.

It is not a de Polignac number, because 102412433421443 - 2²⁴ = 102412416644227 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102412433421397 and 102412433421406.

It is not an unprimeable number, because it can be changed into a prime (102412433421943) 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, 1030650521 + ... + 1030749882.

It is an arithmetic number, because the mean of its divisors is an integer number (25603623717882).

Almost surely, 2^{102412433421443} is an apocalyptic number.

102412433421443 is a deficient number, since it is larger than the sum of its proper divisors (2061450085).

102412433421443 is an equidigital number, since it uses as much as digits as its factorization.

102412433421443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2061450084.

The product of its (nonzero) digits is 221184, while the sum is 38.

Adding to 102412433421443 its reverse (344124334214201), we get a palindrome (446536767635644).

The spelling of 102412433421443 in words is "one hundred two trillion, four hundred twelve billion, four hundred thirty-three million, four hundred twenty-one thousand, four hundred forty-three".