105043523442 has 32 divisors (see below), whose sum is σ = 246815553600. Its totient is φ = 29382803520.

The previous prime is 105043523419. The next prime is 105043523471. The reversal of 105043523442 is 244325340501.

It is a super-2 number, since 2×105043523442² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61213317 + ... + 61215032.

It is an arithmetic number, because the mean of its divisors is an integer number (7712986050).

Almost surely, 2^105043523442 is an apocalyptic number.

105043523442 is an abundant number, since it is smaller than the sum of its proper divisors (141772030158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

105043523442 is a wasteful number, since it uses less digits than its factorization.

105043523442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122428378.

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 105043523442 its reverse (244325340501), we get a palindrome (349368863943).

The spelling of 105043523442 in words is "one hundred five billion, forty-three million, five hundred twenty-three thousand, four hundred forty-two".