43442330101 has 4 divisors (see below), whose sum is σ = 43443660652. Its totient is φ = 43440999552.

The previous prime is 43442330089. The next prime is 43442330137. The reversal of 43442330101 is 10103324434.

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

It can be written as a sum of positive squares in 2 ways, for example, as 43150091076 + 292239025 = 207726^2 + 17095^2 .

It is a cyclic number.

It is not a de Polignac number, because 43442330101 - 2⁵ = 43442330069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43442330401) 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, 615036 + ... + 682021.

It is an arithmetic number, because the mean of its divisors is an integer number (10860915163).

Almost surely, 2^43442330101 is an apocalyptic number.

It is an amenable number.

43442330101 is a deficient number, since it is larger than the sum of its proper divisors (1330551).

43442330101 is a wasteful number, since it uses less digits than its factorization.

43442330101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1330550.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 43442330101 its reverse (10103324434), we get a palindrome (53545654535).

The spelling of 43442330101 in words is "forty-three billion, four hundred forty-two million, three hundred thirty thousand, one hundred one".