11011212102 has 32 divisors (see below), whose sum is σ = 24262343424. Its totient is φ = 3303692000.

The previous prime is 11011212097. The next prime is 11011212127. The reversal of 11011212102 is 20121211011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 819258 + ... + 832589.

It is an arithmetic number, because the mean of its divisors is an integer number (758198232).

Almost surely, 2^11011212102 is an apocalyptic number.

11011212102 is an abundant number, since it is smaller than the sum of its proper divisors (13251131322).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11011212102 is a wasteful number, since it uses less digits than its factorization.

11011212102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1651964.

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

Adding to 11011212102 its reverse (20121211011), we get a palindrome (31132423113).

The spelling of 11011212102 in words is "eleven billion, eleven million, two hundred twelve thousand, one hundred two".