11012102211 has 16 divisors (see below), whose sum is σ = 16040229120. Its totient is φ = 6664573920.

The previous prime is 11012102207. The next prime is 11012102237. The reversal of 11012102211 is 11220121011.

It is not a de Polignac number, because 11012102211 - 2² = 11012102207 is a prime.

It is a super-2 number, since 2×11012102211² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11012102611) 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, 211935 + ... + 258728.

It is an arithmetic number, because the mean of its divisors is an integer number (1002514320).

Almost surely, 2^11012102211 is an apocalyptic number.

11012102211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11012102211 is a deficient number, since it is larger than the sum of its proper divisors (5028126909).

11012102211 is a wasteful number, since it uses less digits than its factorization.

11012102211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471386.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11012102211 its reverse (11220121011), we get a palindrome (22232223222).

The spelling of 11012102211 in words is "eleven billion, twelve million, one hundred two thousand, two hundred eleven".