11011212120202 has 24 divisors (see below), whose sum is σ = 19215956725056. Its totient is φ = 4718473148088.

The previous prime is 11011212120191. The next prime is 11011212120239. The reversal of 11011212120202 is 20202121211011.

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 11 ways as a sum of consecutive naturals, for example, 6601458 + ... + 8099485.

It is an arithmetic number, because the mean of its divisors is an integer number (800664863544).

Almost surely, 2^{11011212120202} is an apocalyptic number.

11011212120202 is a deficient number, since it is larger than the sum of its proper divisors (8204744604854).

11011212120202 is a wasteful number, since it uses less digits than its factorization.

11011212120202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14708602 (or 14708595 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11011212120202 its reverse (20202121211011), we get a palindrome (31213333331213).

The spelling of 11011212120202 in words is "eleven trillion, eleven billion, two hundred twelve million, one hundred twenty thousand, two hundred two".