11021111654356 has 12 divisors (see below), whose sum is σ = 20302047784480. Its totient is φ = 5220526573080.

The previous prime is 11021111654351. The next prime is 11021111654431. The reversal of 11021111654356 is 65345611112011.

11021111654356 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11021111654351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72507313440 + ... + 72507313591.

Almost surely, 2^{11021111654356} is an apocalyptic number.

It is an amenable number.

11021111654356 is a deficient number, since it is larger than the sum of its proper divisors (9280936130124).

11021111654356 is a wasteful number, since it uses less digits than its factorization.

11021111654356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145014627054 (or 145014627052 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 37.

Adding to 11021111654356 its reverse (65345611112011), we get a palindrome (76366722766367).

The spelling of 11021111654356 in words is "eleven trillion, twenty-one billion, one hundred eleven million, six hundred fifty-four thousand, three hundred fifty-six".