11221021020112 has 20 divisors (see below), whose sum is σ = 21741928541476. Its totient is φ = 5610200751360.

The previous prime is 11221021020103. The next prime is 11221021020133. The reversal of 11221021020112 is 21102012012211.

11221021020112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 6971057356176 + 4249963663936 = 2640276^2 + 2061544^2 .

It is a super-2 number, since 2×11221021020112² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19060923 + ... + 19640794.

Almost surely, 2^{11221021020112} is an apocalyptic number.

It is an amenable number.

11221021020112 is a deficient number, since it is larger than the sum of its proper divisors (10520907521364).

11221021020112 is a wasteful number, since it uses less digits than its factorization.

11221021020112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38719846 (or 38719840 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11221021020112 its reverse (21102012012211), we get a palindrome (32323033032323).

The spelling of 11221021020112 in words is "eleven trillion, two hundred twenty-one billion, twenty-one million, twenty thousand, one hundred twelve".