11221110010 has 64 divisors (see below), whose sum is σ = 22657356288. Its totient is φ = 3965760000.

The previous prime is 11221110007. The next prime is 11221110031. The reversal of 11221110010 is 1001112211.

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

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1217620 + ... + 1226800.

It is an arithmetic number, because the mean of its divisors is an integer number (354021192).

Almost surely, 2^11221110010 is an apocalyptic number.

11221110010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11221110010 is an abundant number, since it is smaller than the sum of its proper divisors (11436246278).

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

11221110010 is a wasteful number, since it uses less digits than its factorization.

11221110010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9511.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 11221110010 its reverse (1001112211), we get a palindrome (12222222221).

It can be divided in two parts, 112211 and 10010, that added together give a palindrome (122221).

The spelling of 11221110010 in words is "eleven billion, two hundred twenty-one million, one hundred ten thousand, ten".