440002101 has 48 divisors (see below), whose sum is σ = 754299392. Its totient is φ = 223201440.

The previous prime is 440002097. The next prime is 440002111. The reversal of 440002101 is 101200044.

It is not a de Polignac number, because 440002101 - 2² = 440002097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440002111) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 107250 + ... + 111276.

Almost surely, 2^440002101 is an apocalyptic number.

It is an amenable number.

440002101 is a deficient number, since it is larger than the sum of its proper divisors (314297291).

440002101 is a wasteful number, since it uses less digits than its factorization.

440002101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4102 (or 4091 counting only the distinct ones).

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

The square root of 440002101 is about 20976.2270439657. The cubic root of 440002101 is about 760.5917027569.

Adding to 440002101 its reverse (101200044), we get a palindrome (541202145).

The spelling of 440002101 in words is "four hundred forty million, two thousand, one hundred one".