441222101 has 4 divisors (see below), whose sum is σ = 455455104. Its totient is φ = 426989100.

The previous prime is 441222079. The next prime is 441222121. The reversal of 441222101 is 101222144.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-441222101 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 441222101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441222121) 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, 7116455 + ... + 7116516.

It is an arithmetic number, because the mean of its divisors is an integer number (113863776).

Almost surely, 2^441222101 is an apocalyptic number.

It is an amenable number.

441222101 is a deficient number, since it is larger than the sum of its proper divisors (14233003).

441222101 is a wasteful number, since it uses less digits than its factorization.

441222101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14233002.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 441222101 is about 21005.2874534009. The cubic root of 441222101 is about 761.2940218089.

Adding to 441222101 its reverse (101222144), we get a palindrome (542444245).

The spelling of 441222101 in words is "four hundred forty-one million, two hundred twenty-two thousand, one hundred one".