11112102221210 has 16 divisors (see below), whose sum is σ = 20055408090696. Its totient is φ = 4432924423488.

The previous prime is 11112102221201. The next prime is 11112102221243. The reversal of 11112102221210 is 1212220121111.

It can be written as a sum of positive squares in 4 ways, for example, as 10450110071569 + 661992149641 = 3232663^2 + 813629^2 .

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, 1489554209 + ... + 1489561668.

Almost surely, 2^{11112102221210} is an apocalyptic number.

11112102221210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11112102221210 is a deficient number, since it is larger than the sum of its proper divisors (8943305869486).

11112102221210 is a wasteful number, since it uses less digits than its factorization.

11112102221210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2979116257.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11112102221210 its reverse (1212220121111), we get a palindrome (12324322342321).

The spelling of 11112102221210 in words is "eleven trillion, one hundred twelve billion, one hundred two million, two hundred twenty-one thousand, two hundred ten".