105023443426 has 48 divisors (see below), whose sum is σ = 181687732128. Its totient is φ = 45148104000.

The previous prime is 105023443409. The next prime is 105023443451. The reversal of 105023443426 is 624344320501.

It is a super-2 number, since 2×105023443426² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105023443391 and 105023443400.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4762141 + ... + 4784143.

It is an arithmetic number, because the mean of its divisors is an integer number (3785161086).

Almost surely, 2^105023443426 is an apocalyptic number.

105023443426 is a deficient number, since it is larger than the sum of its proper divisors (76664288702).

105023443426 is a wasteful number, since it uses less digits than its factorization.

105023443426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22655 (or 22636 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 34.

Adding to 105023443426 its reverse (624344320501), we get a palindrome (729367763927).

The spelling of 105023443426 in words is "one hundred five billion, twenty-three million, four hundred forty-three thousand, four hundred twenty-six".