1009222308528 has 80 divisors (see below), whose sum is σ = 3002353956096. Its totient is φ = 286148079360.

The previous prime is 1009222308503. The next prime is 1009222308547. The reversal of 1009222308528 is 8258032229001.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 1009222308528.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11420251 + ... + 11508282.

Almost surely, 2^{1009222308528} is an apocalyptic number.

It is an amenable number.

1009222308528 is an abundant number, since it is smaller than the sum of its proper divisors (1993131647568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1009222308528 is a wasteful number, since it uses less digits than its factorization.

1009222308528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22928682 (or 22928676 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 42.

The spelling of 1009222308528 in words is "one trillion, nine billion, two hundred twenty-two million, three hundred eight thousand, five hundred twenty-eight".