11002030120 has 16 divisors (see below), whose sum is σ = 24754567860. Its totient is φ = 4400812032.

The previous prime is 11002030103. The next prime is 11002030129. The reversal of 11002030120 is 2103020011.

It can be written as a sum of positive squares in 2 ways, for example, as 10811424484 + 190605636 = 103978^2 + 13806^2 .

It is a super-2 number, since 2×11002030120² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 11002030097 and 11002030106.

It is not an unprimeable number, because it can be changed into a prime (11002030129) 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, 137525337 + ... + 137525416.

Almost surely, 2^11002030120 is an apocalyptic number.

11002030120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11002030120 is an abundant number, since it is smaller than the sum of its proper divisors (13752537740).

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

11002030120 is a wasteful number, since it uses less digits than its factorization.

11002030120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275050764 (or 275050760 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 11002030120 its reverse (2103020011), we get a palindrome (13105050131).

The spelling of 11002030120 in words is "eleven billion, two million, thirty thousand, one hundred twenty".