11121101210 has 8 divisors (see below), whose sum is σ = 20017982196. Its totient is φ = 4448440480.

The previous prime is 11121101179. The next prime is 11121101237. The reversal of 11121101210 is 1210112111.

It can be written as a sum of positive squares in 2 ways, for example, as 10612914361 + 508186849 = 103019^2 + 22543^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 11121101191 and 11121101200.

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, 556055051 + ... + 556055070.

Almost surely, 2^11121101210 is an apocalyptic number.

11121101210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11121101210 is a deficient number, since it is larger than the sum of its proper divisors (8896880986).

11121101210 is a wasteful number, since it uses less digits than its factorization.

11121101210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1112110128.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 11121101210 its reverse (1210112111), we get a palindrome (12331213321).

The spelling of 11121101210 in words is "eleven billion, one hundred twenty-one million, one hundred one thousand, two hundred ten".