11003221010 has 16 divisors (see below), whose sum is σ = 19825681176. Its totient is φ = 4396869888.

The previous prime is 11003221007. The next prime is 11003221027. The reversal of 11003221010 is 1012230011.

It can be written as a sum of positive squares in 4 ways, for example, as 10962299401 + 40921609 = 104701^2 + 6397^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11003220982 and 11003221000.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 541847 + ... + 561786.

Almost surely, 2^11003221010 is an apocalyptic number.

11003221010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11003221010 is a deficient number, since it is larger than the sum of its proper divisors (8822460166).

11003221010 is a wasteful number, since it uses less digits than its factorization.

11003221010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1104637.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 11003221010 its reverse (1012230011), we get a palindrome (12015451021).

Subtracting from 11003221010 its reverse (1012230011), we obtain a palindrome (9990990999).

The spelling of 11003221010 in words is "eleven billion, three million, two hundred twenty-one thousand, ten".