1009272929212 has 24 divisors (see below), whose sum is σ = 1871144966880. Its totient is φ = 474692513280.

The previous prime is 1009272929201. The next prime is 1009272929219. The reversal of 1009272929212 is 2129292729001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1009272929219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3928537 + ... + 4177552.

It is an arithmetic number, because the mean of its divisors is an integer number (77964373620).

Almost surely, 2^{1009272929212} is an apocalyptic number.

It is an amenable number.

1009272929212 is a deficient number, since it is larger than the sum of its proper divisors (861872037668).

1009272929212 is a wasteful number, since it uses less digits than its factorization.

1009272929212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8107941 (or 8107939 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 46.

The spelling of 1009272929212 in words is "one trillion, nine billion, two hundred seventy-two million, nine hundred twenty-nine thousand, two hundred twelve".