11228230636512 has 96 divisors (see below), whose sum is σ = 30267579847680. Its totient is φ = 3643319447040.

The previous prime is 11228230636471. The next prime is 11228230636531. The reversal of 11228230636512 is 21563603282211.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×11228230636512² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

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, 9887703 + ... + 10964630.

It is an arithmetic number, because the mean of its divisors is an integer number (315287290080).

Almost surely, 2^{11228230636512} is an apocalyptic number.

11228230636512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11228230636512 is an abundant number, since it is smaller than the sum of its proper divisors (19039349211168).

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

11228230636512 is a wasteful number, since it uses less digits than its factorization.

11228230636512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20852496 (or 20852488 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The spelling of 11228230636512 in words is "eleven trillion, two hundred twenty-eight billion, two hundred thirty million, six hundred thirty-six thousand, five hundred twelve".