11212220102211 has 16 divisors (see below), whose sum is σ = 16612178274720. Its totient is φ = 7474146579360.

The previous prime is 11212220102183. The next prime is 11212220102231. The reversal of 11212220102211 is 11220102221211.

11212220102211 is a `hidden beast` number, since 1 + 1 + 212 + 220 + 10 + 221 + 1 = 666.

It is not a de Polignac number, because 11212220102211 - 2⁶ = 11212220102147 is a prime.

It is a super-3 number, since 3×11212220102211³ (a number of 40 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (11212220102231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18214480 + ... + 18819981.

It is an arithmetic number, because the mean of its divisors is an integer number (1038261142170).

Almost surely, 2^{11212220102211} is an apocalyptic number.

11212220102211 is a deficient number, since it is larger than the sum of its proper divisors (5399958172509).

11212220102211 is a wasteful number, since it uses less digits than its factorization.

11212220102211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37045683 (or 37045677 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 11212220102211 its reverse (11220102221211), we get a palindrome (22432322323422).

The spelling of 11212220102211 in words is "eleven trillion, two hundred twelve billion, two hundred twenty million, one hundred two thousand, two hundred eleven".