11021111100112 has 40 divisors (see below), whose sum is σ = 21434319131400. Its totient is φ = 5489703690240.

The previous prime is 11021111100091. The next prime is 11021111100149. The reversal of 11021111100112 is 21100111112011.

It can be written as a sum of positive squares in 4 ways, for example, as 3246137303616 + 7774973796496 = 1801704^2 + 2788364^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11021111100092 and 11021111100101.

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, 4994662 + ... + 6854842.

It is an arithmetic number, because the mean of its divisors is an integer number (535857978285).

Almost surely, 2^{11021111100112} is an apocalyptic number.

It is an amenable number.

11021111100112 is a deficient number, since it is larger than the sum of its proper divisors (10413208031288).

11021111100112 is a wasteful number, since it uses less digits than its factorization.

11021111100112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1861591 (or 1861585 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 11021111100112 its reverse (21100111112011), we get a palindrome (32121222212123).

The spelling of 11021111100112 in words is "eleven trillion, twenty-one billion, one hundred eleven million, one hundred thousand, one hundred twelve".