105043421013502 has 4 divisors (see below), whose sum is σ = 157565131520256. Its totient is φ = 52521710506750.

The previous prime is 105043421013467. The next prime is 105043421013527. The reversal of 105043421013502 is 205310124340501.

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

It is a super-2 number, since 2×105043421013502² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26260855253374 + ... + 26260855253377.

It is an arithmetic number, because the mean of its divisors is an integer number (39391282880064).

Almost surely, 2^{105043421013502} is an apocalyptic number.

105043421013502 is a deficient number, since it is larger than the sum of its proper divisors (52521710506754).

105043421013502 is an equidigital number, since it uses as much as digits as its factorization.

105043421013502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52521710506753.

The product of its (nonzero) digits is 14400, while the sum is 31.

The spelling of 105043421013502 in words is "one hundred five trillion, forty-three billion, four hundred twenty-one million, thirteen thousand, five hundred two".