43044020400101 has 8 divisors (see below), whose sum is σ = 49193780140800. Its totient is φ = 36894414151728.

The previous prime is 43044020400097. The next prime is 43044020400133. The reversal of 43044020400101 is 10100402044034.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 43044020400101 - 2² = 43044020400097 is a prime.

It is a super-2 number, since 2×43044020400101² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43044026400101) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 37771526 + ... + 38894423.

It is an arithmetic number, because the mean of its divisors is an integer number (6149222517600).

Almost surely, 2^{43044020400101} is an apocalyptic number.

It is an amenable number.

43044020400101 is a deficient number, since it is larger than the sum of its proper divisors (6149759740699).

43044020400101 is an equidigital number, since it uses as much as digits as its factorization.

43044020400101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76746163.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 43044020400101 its reverse (10100402044034), we get a palindrome (53144422444135).

The spelling of 43044020400101 in words is "forty-three trillion, forty-four billion, twenty million, four hundred thousand, one hundred one".