44100015200221 has 16 divisors (see below), whose sum is σ = 48170879705088. Its totient is φ = 40246937161200.

The previous prime is 44100015200177. The next prime is 44100015200237. The reversal of 44100015200221 is 12200251000144.

It is a cyclic number.

It is not a de Polignac number, because 44100015200221 - 2⁷ = 44100015200093 is a prime.

It is a super-2 number, since 2×44100015200221² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44100015200192 and 44100015200201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44100015200821) 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, 435522291 + ... + 435623536.

It is an arithmetic number, because the mean of its divisors is an integer number (3010679981568).

Almost surely, 2^{44100015200221} is an apocalyptic number.

It is an amenable number.

44100015200221 is a deficient number, since it is larger than the sum of its proper divisors (4070864504867).

44100015200221 is a wasteful number, since it uses less digits than its factorization.

44100015200221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 871145952.

The product of its (nonzero) digits is 640, while the sum is 22.

Adding to 44100015200221 its reverse (12200251000144), we get a palindrome (56300266200365).

The spelling of 44100015200221 in words is "forty-four trillion, one hundred billion, fifteen million, two hundred thousand, two hundred twenty-one".