220011102212 has 18 divisors (see below), whose sum is σ = 423203174814. Its totient is φ = 100005046240.

The previous prime is 220011102209. The next prime is 220011102229. The reversal of 220011102212 is 212201110022.

It can be written as a sum of positive squares in only one way, i.e., 122252325316 + 97758776896 = 349646^2 + 312664^2 .

It is a super-2 number, since 2×220011102212² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 227283713 + ... + 227284680.

Almost surely, 2^220011102212 is an apocalyptic number.

220011102212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

220011102212 is a deficient number, since it is larger than the sum of its proper divisors (203192072602).

220011102212 is a wasteful number, since it uses less digits than its factorization.

220011102212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454568419 (or 454568406 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 220011102212 its reverse (212201110022), we get a palindrome (432212212234).

It can be divided in two parts, 220011 and 102212, that added together give a palindrome (322223).

The spelling of 220011102212 in words is "two hundred twenty billion, eleven million, one hundred two thousand, two hundred twelve".