1031232222009 has 12 divisors (see below), whose sum is σ = 1624971986352. Its totient is φ = 624989225400.

The previous prime is 1031232221993. The next prime is 1031232222023. The reversal of 1031232222009 is 9002222321301.

1031232222009 is a `hidden beast` number, since 1 + 0 + 312 + 322 + 2 + 20 + 0 + 9 = 666.

It is not a de Polignac number, because 1031232222009 - 2⁴ = 1031232221993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1031232222509) 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, 5208243447 + ... + 5208243644.

It is an arithmetic number, because the mean of its divisors is an integer number (135414332196).

Almost surely, 2^{1031232222009} is an apocalyptic number.

It is an amenable number.

1031232222009 is a deficient number, since it is larger than the sum of its proper divisors (593739764343).

1031232222009 is a wasteful number, since it uses less digits than its factorization.

1031232222009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10416487108 (or 10416487105 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The spelling of 1031232222009 in words is "one trillion, thirty-one billion, two hundred thirty-two million, two hundred twenty-two thousand, nine".