11100203221210 has 16 divisors (see below), whose sum is σ = 20307912779592. Its totient is φ = 4367293070400.

The previous prime is 11100203221189. The next prime is 11100203221297. The reversal of 11100203221210 is 1212230200111.

It can be written as a sum of positive squares in 4 ways, for example, as 9489301581841 + 1610901639369 = 3080471^2 + 1269213^2 .

It is a super-3 number, since 3×11100203221210³ (a number of 40 digits) contains 333 as substring.

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, 9098526621 + ... + 9098527840.

Almost surely, 2^{11100203221210} is an apocalyptic number.

11100203221210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11100203221210 is a deficient number, since it is larger than the sum of its proper divisors (9207709558382).

11100203221210 is a wasteful number, since it uses less digits than its factorization.

11100203221210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18197054529.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 11100203221210 its reverse (1212230200111), we get a palindrome (12312433421321).

The spelling of 11100203221210 in words is "eleven trillion, one hundred billion, two hundred three million, two hundred twenty-one thousand, two hundred ten".