11103343309992 has 64 divisors (see below), whose sum is σ = 27773404920000. Its totient is φ = 3699108785664.

The previous prime is 11103343309991. The next prime is 11103343309999. The reversal of 11103343309992 is 29990334330111.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11103343309991) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 414089578 + ... + 414116390.

It is an arithmetic number, because the mean of its divisors is an integer number (433959451875).

Almost surely, 2^{11103343309992} is an apocalyptic number.

11103343309992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11103343309992 is an abundant number, since it is smaller than the sum of its proper divisors (16670061610008).

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

11103343309992 is a wasteful number, since it uses less digits than its factorization.

11103343309992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35530 (or 35526 counting only the distinct ones).

The product of its (nonzero) digits is 472392, while the sum is 48.

The spelling of 11103343309992 in words is "eleven trillion, one hundred three billion, three hundred forty-three million, three hundred nine thousand, nine hundred ninety-two".