1126100000000 has 162 divisors, whose sum is σ = 2809999537842. Its totient is φ = 450400000000.

The previous prime is 1126099999979. The next prime is 1126100000009. The reversal of 1126100000000 is 16211.

It can be written as a sum of positive squares in 9 ways, for example, as 751536415744 + 374563584256 = 866912^2 + 612016^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1126100000009) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 99994370 + ... + 100005630.

Almost surely, 2^{1126100000000} is an apocalyptic number.

1126100000000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1126100000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1404999768921).

1126100000000 is an abundant number, since it is smaller than the sum of its proper divisors (1683899537842).

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

1126100000000 is an frugal number, since it uses more digits than its factorization.

1126100000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11317 (or 11268 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 1126100000000 its reverse (16211), we get a palindrome (1126100016211).

The spelling of 1126100000000 in words is "one trillion, one hundred twenty-six billion, one hundred million", and thus it is an aban number.