11101020222212 has 12 divisors (see below), whose sum is σ = 19427045141196. Its totient is φ = 5550435896160.

The previous prime is 11101020222181. The next prime is 11101020222217. The reversal of 11101020222212 is 21222202010111.

It can be written as a sum of positive squares in 2 ways, for example, as 3432186043456 + 7668834178756 = 1852616^2 + 2769266^2 .

It is not an unprimeable number, because it can be changed into a prime (11101020222217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18216503 + ... + 18816030.

It is an arithmetic number, because the mean of its divisors is an integer number (1618920428433).

Almost surely, 2^{11101020222212} is an apocalyptic number.

It is an amenable number.

11101020222212 is a deficient number, since it is larger than the sum of its proper divisors (8326024918984).

11101020222212 is a wasteful number, since it uses less digits than its factorization.

11101020222212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37107478 (or 37107476 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11101020222212 its reverse (21222202010111), we get a palindrome (32323222232323).

The spelling of 11101020222212 in words is "eleven trillion, one hundred one billion, twenty million, two hundred twenty-two thousand, two hundred twelve".