11121297335544 has 32 divisors (see below), whose sum is σ = 30330810915840. Its totient is φ = 3370090101600.

The previous prime is 11121297335527. The next prime is 11121297335591. The reversal of 11121297335544 is 44553379212111.

It is a junction number, because it is equal to n+sod(n) for n = 11121297335493 and 11121297335502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21063062872 + ... + 21063063399.

It is an arithmetic number, because the mean of its divisors is an integer number (947837841120).

Almost surely, 2^{11121297335544} is an apocalyptic number.

It is an amenable number.

11121297335544 is an abundant number, since it is smaller than the sum of its proper divisors (19209513580296).

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

11121297335544 is a wasteful number, since it uses less digits than its factorization.

11121297335544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42126126291 (or 42126126287 counting only the distinct ones).

The product of its digits is 907200, while the sum is 48.

The spelling of 11121297335544 in words is "eleven trillion, one hundred twenty-one billion, two hundred ninety-seven million, three hundred thirty-five thousand, five hundred forty-four".