11122212112210 has 16 divisors (see below), whose sum is σ = 20090723792256. Its totient is φ = 4433164402608.

The previous prime is 11122212112183. The next prime is 11122212112229. The reversal of 11122212112210 is 1221121222111.

It is a happy number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1965052314 + ... + 1965057973.

It is an arithmetic number, because the mean of its divisors is an integer number (1255670237016).

Almost surely, 2^{11122212112210} is an apocalyptic number.

11122212112210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11122212112210 is a deficient number, since it is larger than the sum of its proper divisors (8968511680046).

11122212112210 is a wasteful number, since it uses less digits than its factorization.

11122212112210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3930110577.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 11122212112210 its reverse (1221121222111), we get a palindrome (12343333334321).

The spelling of 11122212112210 in words is "eleven trillion, one hundred twenty-two billion, two hundred twelve million, one hundred twelve thousand, two hundred ten".