9120466440121 has 9 divisors (see below), whose sum is σ = 9141688912399. Its totient is φ = 9099293143000.

The previous prime is 9120466440031. The next prime is 9120466440161. The reversal of 9120466440121 is 1210446640219.

The square root of 9120466440121 is 3020011.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 2923453655721 + 6197012784400 = 1709811^2 + 2489380^2 .

It is not a de Polignac number, because 9120466440121 - 2⁷ = 9120466439993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9120466440161) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1392221796 + ... + 1392228346.

Almost surely, 2^{9120466440121} is an apocalyptic number.

9120466440121 is the 3020011-st square number.

9120466440121 is the 1510006-th centered octagonal number.

It is an amenable number.

9120466440121 is a deficient number, since it is larger than the sum of its proper divisors (21222472278).

9120466440121 is an frugal number, since it uses more digits than its factorization.

9120466440121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14024 (or 7012 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 40.

The spelling of 9120466440121 in words is "nine trillion, one hundred twenty billion, four hundred sixty-six million, four hundred forty thousand, one hundred twenty-one".