28011011000012 has 6 divisors (see below), whose sum is σ = 49019269250028. Its totient is φ = 14005505500004.

The previous prime is 28011010999931. The next prime is 28011011000029. The reversal of 28011011000012 is 21000011011082.

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 as a sum of consecutive naturals, namely, 3501376374998 + ... + 3501376375005.

It is an arithmetic number, because the mean of its divisors is an integer number (8169878208338).

Almost surely, 2^{28011011000012} is an apocalyptic number.

It is an amenable number.

28011011000012 is a deficient number, since it is larger than the sum of its proper divisors (21008258250016).

28011011000012 is a wasteful number, since it uses less digits than its factorization.

28011011000012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7002752750007 (or 7002752750005 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 28011011000012 its reverse (21000011011082), we get a palindrome (49011022011094).

The spelling of 28011011000012 in words is "twenty-eight trillion, eleven billion, eleven million, twelve", and thus it is an aban number and an uban number.