1011281038608 has 80 divisors (see below), whose sum is σ = 2702906110080. Its totient is φ = 325428246528.

The previous prime is 1011281038601. The next prime is 1011281038619. The reversal of 1011281038608 is 8068301821101.

It is not an unprimeable number, because it can be changed into a prime (1011281038601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11994616 + ... + 12078632.

It is an arithmetic number, because the mean of its divisors is an integer number (33786326376).

Almost surely, 2^{1011281038608} is an apocalyptic number.

It is an amenable number.

1011281038608 is an abundant number, since it is smaller than the sum of its proper divisors (1691625071472).

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

1011281038608 is a wasteful number, since it uses less digits than its factorization.

1011281038608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92704 (or 92698 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 39.

Adding to 1011281038608 its reverse (8068301821101), we get a palindrome (9079582859709).

The spelling of 1011281038608 in words is "one trillion, eleven billion, two hundred eighty-one million, thirty-eight thousand, six hundred eight".