11001120210 has 48 divisors (see below), whose sum is σ = 28619585280. Its totient is φ = 2931922080.

The previous prime is 11001120203. The next prime is 11001120241. The reversal of 11001120210 is 1202110011.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 11001120192 and 11001120201.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 123565 + ... + 193055.

It is an arithmetic number, because the mean of its divisors is an integer number (596241360).

Almost surely, 2^11001120210 is an apocalyptic number.

11001120210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11001120210 is an abundant number, since it is smaller than the sum of its proper divisors (17618465070).

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

11001120210 is a wasteful number, since it uses less digits than its factorization.

11001120210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71263 (or 71260 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 11001120210 its reverse (1202110011), we get a palindrome (12203230221).

The spelling of 11001120210 in words is "eleven billion, one million, one hundred twenty thousand, two hundred ten".