44222201421 has 8 divisors (see below), whose sum is σ = 60556528224. Its totient is φ = 28684671120.

The previous prime is 44222201399. The next prime is 44222201447. The reversal of 44222201421 is 12410222244.

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 44222201421 - 2⁵ = 44222201389 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 44222201391 and 44222201400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44222211421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199198995 + ... + 199199216.

It is an arithmetic number, because the mean of its divisors is an integer number (7569566028).

Almost surely, 2^44222201421 is an apocalyptic number.

It is an amenable number.

44222201421 is a deficient number, since it is larger than the sum of its proper divisors (16334326803).

44222201421 is a wasteful number, since it uses less digits than its factorization.

44222201421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398398251.

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 44222201421 its reverse (12410222244), we get a palindrome (56632423665).

The spelling of 44222201421 in words is "forty-four billion, two hundred twenty-two million, two hundred one thousand, four hundred twenty-one".