11110221211210 has 96 divisors (see below), whose sum is σ = 22715625816576. Its totient is φ = 3907052688000.

The previous prime is 11110221211183. The next prime is 11110221211241. The reversal of 11110221211210 is 1211212201111.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4197927 + ... + 6312133.

It is an arithmetic number, because the mean of its divisors is an integer number (236621102256).

Almost surely, 2^{11110221211210} is an apocalyptic number.

11110221211210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11110221211210 is an abundant number, since it is smaller than the sum of its proper divisors (11605404605366).

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

11110221211210 is a wasteful number, since it uses less digits than its factorization.

11110221211210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2114380 (or 2114369 counting only the distinct ones).

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

Adding to 11110221211210 its reverse (1211212201111), we get a palindrome (12321433412321).

It can be divided in two parts, 1111022 and 1211210, that added together give a palindrome (2322232).

The spelling of 11110221211210 in words is "eleven trillion, one hundred ten billion, two hundred twenty-one million, two hundred eleven thousand, two hundred ten".