44522001121 has 12 divisors (see below), whose sum is σ = 48868535548. Its totient is φ = 40321779264.

The previous prime is 44522001113. The next prime is 44522001127. The reversal of 44522001121 is 12110022544.

It can be written as a sum of positive squares in 6 ways, for example, as 194909521 + 44327091600 = 13961^2 + 210540^2 .

It is not a de Polignac number, because 44522001121 - 2³ = 44522001113 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44522001092 and 44522001101.

It is not an unprimeable number, because it can be changed into a prime (44522001127) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 573090 + ... + 646123.

Almost surely, 2^44522001121 is an apocalyptic number.

It is an amenable number.

44522001121 is a deficient number, since it is larger than the sum of its proper divisors (4346534427).

44522001121 is a wasteful number, since it uses less digits than its factorization.

44522001121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1219332 (or 1219279 counting only the distinct ones).

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

Adding to 44522001121 its reverse (12110022544), we get a palindrome (56632023665).

The spelling of 44522001121 in words is "forty-four billion, five hundred twenty-two million, one thousand, one hundred twenty-one".