11102212110812 has 24 divisors (see below), whose sum is σ = 20959892127216. Its totient is φ = 5125993603328.

The previous prime is 11102212110811. The next prime is 11102212110827. The reversal of 11102212110812 is 21801121220111.

It is a super-2 number, since 2×11102212110812² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11102212110811) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1540258898 + ... + 1540266105.

It is an arithmetic number, because the mean of its divisors is an integer number (873328838634).

Almost surely, 2^{11102212110812} is an apocalyptic number.

It is an amenable number.

11102212110812 is a deficient number, since it is larger than the sum of its proper divisors (9857680016404).

11102212110812 is a wasteful number, since it uses less digits than its factorization.

11102212110812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3080525077 (or 3080525075 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 23.

Adding to 11102212110812 its reverse (21801121220111), we get a palindrome (32903333330923).

The spelling of 11102212110812 in words is "eleven trillion, one hundred two billion, two hundred twelve million, one hundred ten thousand, eight hundred twelve".