44020101 has 16 divisors (see below), whose sum is σ = 61121088. Its totient is φ = 28156800.

The previous prime is 44020099. The next prime is 44020111. The reversal of 44020101 is 10102044.

It is not a de Polignac number, because 44020101 - 2¹ = 44020099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44020111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4570 + ... + 10436.

It is an arithmetic number, because the mean of its divisors is an integer number (3820068).

Almost surely, 2^44020101 is an apocalyptic number.

44020101 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

44020101 is a deficient number, since it is larger than the sum of its proper divisors (17100987).

44020101 is a wasteful number, since it uses less digits than its factorization.

44020101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5972.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 44020101 is about 6634.7645775868. The cubic root of 44020101 is about 353.0885855995.

Adding to 44020101 its reverse (10102044), we get a palindrome (54122145).

The spelling of 44020101 in words is "forty-four million, twenty thousand, one hundred one".