4112244022221 has 6 divisors (see below), whose sum is σ = 5939908032110. Its totient is φ = 2741496014808.

The previous prime is 4112244022207. The next prime is 4112244022241. The reversal of 4112244022221 is 1222204422114.

4112244022221 is a `hidden beast` number, since 4 + 1 + 12 + 24 + 402 + 2 + 221 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2894288990121 + 1217955032100 = 1701261^2 + 1103610^2 .

It is not a de Polignac number, because 4112244022221 - 2²⁹ = 4111707151309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4112244022241) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 228458001226 + ... + 228458001243.

Almost surely, 2^{4112244022221} is an apocalyptic number.

It is an amenable number.

4112244022221 is a deficient number, since it is larger than the sum of its proper divisors (1827664009889).

4112244022221 is a wasteful number, since it uses less digits than its factorization.

4112244022221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456916002475 (or 456916002472 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

Adding to 4112244022221 its reverse (1222204422114), we get a palindrome (5334448444335).

The spelling of 4112244022221 in words is "four trillion, one hundred twelve billion, two hundred forty-four million, twenty-two thousand, two hundred twenty-one".