28011011000011 has 12 divisors (see below), whose sum is σ = 30421454144952. Its totient is φ = 25779592814976.

The previous prime is 28011010999931. The next prime is 28011011000029. The reversal of 28011011000011 is 11000011011082.

It is not a de Polignac number, because 28011011000011 - 2⁴³ = 19214917977803 is a prime.

It is not an unprimeable number, because it can be changed into a prime (28011011000411) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 245856441 + ... + 245970346.

It is an arithmetic number, because the mean of its divisors is an integer number (2535121178746).

Almost surely, 2^{28011011000011} is an apocalyptic number.

28011011000011 is a deficient number, since it is larger than the sum of its proper divisors (2410443144941).

28011011000011 is a wasteful number, since it uses less digits than its factorization.

28011011000011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491827150 (or 491827137 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 28011011000011 its reverse (11000011011082), we get a palindrome (39011022011093).

The spelling of 28011011000011 in words is "twenty-eight trillion, eleven billion, eleven million, eleven", and thus it is an aban number and an uban number.