11120102120 has 16 divisors (see below), whose sum is σ = 25020229860. Its totient is φ = 4448040832.

The previous prime is 11120102111. The next prime is 11120102129. The reversal of 11120102120 is 2120102111.

It is an interprime number because it is at equal distance from previous prime (11120102111) and next prime (11120102129).

It can be written as a sum of positive squares in 2 ways, for example, as 10867228516 + 252873604 = 104246^2 + 15902^2 .

It is a super-3 number, since 3×11120102120³ (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (11120102129) 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, 139001237 + ... + 139001316.

Almost surely, 2^11120102120 is an apocalyptic number.

11120102120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11120102120 is an abundant number, since it is smaller than the sum of its proper divisors (13900127740).

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

11120102120 is a wasteful number, since it uses less digits than its factorization.

11120102120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278002564 (or 278002560 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 11120102120 its reverse (2120102111), we get a palindrome (13240204231).

Subtracting from 11120102120 its reverse (2120102111), we obtain a palindrome (9000000009).

The spelling of 11120102120 in words is "eleven billion, one hundred twenty million, one hundred two thousand, one hundred twenty".