11243255020101 has 48 divisors (see below), whose sum is σ = 18879228950400. Its totient is φ = 6389892786816.

The previous prime is 11243255020093. The next prime is 11243255020133. The reversal of 11243255020101 is 10102055234211.

It is a happy number.

11243255020101 is a `hidden beast` number, since 1 + 1 + 2 + 4 + 3 + 2 + 550 + 2 + 0 + 101 = 666.

It is not a de Polignac number, because 11243255020101 - 2³ = 11243255020093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11243255022101) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 71958091 + ... + 72114168.

It is an arithmetic number, because the mean of its divisors is an integer number (393317269800).

Almost surely, 2^{11243255020101} is an apocalyptic number.

It is an amenable number.

11243255020101 is a deficient number, since it is larger than the sum of its proper divisors (7635973930299).

11243255020101 is a wasteful number, since it uses less digits than its factorization.

11243255020101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144072330 (or 144072327 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The spelling of 11243255020101 in words is "eleven trillion, two hundred forty-three billion, two hundred fifty-five million, twenty thousand, one hundred one".