1123311103100 has 36 divisors (see below), whose sum is σ = 2438314109784. Its totient is φ = 449190060480.

The previous prime is 1123311103063. The next prime is 1123311103151. The reversal of 1123311103100 is 13011133211.

It is a super-2 number, since 2×1123311103100² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1343387 + ... + 2012786.

It is an arithmetic number, because the mean of its divisors is an integer number (67730947494).

Almost surely, 2^{1123311103100} is an apocalyptic number.

1123311103100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1123311103100 is an abundant number, since it is smaller than the sum of its proper divisors (1315003006684).

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

1123311103100 is a wasteful number, since it uses less digits than its factorization.

1123311103100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3359534 (or 3359527 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 1123311103100 its reverse (13011133211), we get a palindrome (1136322236311).

The spelling of 1123311103100 in words is "one trillion, one hundred twenty-three billion, three hundred eleven million, one hundred three thousand, one hundred".