10440212122109 has 32 divisors (see below), whose sum is σ = 13164961259520. Its totient is φ = 8042392195200.

The previous prime is 10440212122097. The next prime is 10440212122133. The reversal of 10440212122109 is 90122121204401.

It is a happy number.

It is not a de Polignac number, because 10440212122109 - 2⁸ = 10440212121853 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10440212122159) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39224144 + ... + 39489414.

It is an arithmetic number, because the mean of its divisors is an integer number (411405039360).

Almost surely, 2^{10440212122109} is an apocalyptic number.

It is an amenable number.

10440212122109 is a deficient number, since it is larger than the sum of its proper divisors (2724749137411).

10440212122109 is a wasteful number, since it uses less digits than its factorization.

10440212122109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271121.

The product of its (nonzero) digits is 2304, while the sum is 29.

The spelling of 10440212122109 in words is "ten trillion, four hundred forty billion, two hundred twelve million, one hundred twenty-two thousand, one hundred nine".