1020000099968 has 32 divisors (see below), whose sum is σ = 2032150462500. Its totient is φ = 509970180096.

The previous prime is 1020000099919. The next prime is 1020000099983. The reversal of 1020000099968 is 8699900000201.

It can be written as a sum of positive squares in 2 ways, for example, as 917901957184 + 102098142784 = 958072^2 + 319528^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2047388 + ... + 2496356.

Almost surely, 2^{1020000099968} is an apocalyptic number.

It is an amenable number.

1020000099968 is a deficient number, since it is larger than the sum of its proper divisors (1012150362532).

1020000099968 is an equidigital number, since it uses as much as digits as its factorization.

1020000099968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466732 (or 466720 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 44.

The spelling of 1020000099968 in words is "one trillion, twenty billion, ninety-nine thousand, nine hundred sixty-eight".