11011021211202 has 16 divisors (see below), whose sum is σ = 22022101336032. Its totient is φ = 3670330584800.

The previous prime is 11011021211171. The next prime is 11011021211221. The reversal of 11011021211202 is 20211212011011.

It is a happy number.

It is a super-2 number, since 2×11011021211202² (a number of 27 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 194998 + ... + 4696814.

It is an arithmetic number, because the mean of its divisors is an integer number (1376381333502).

Almost surely, 2^{11011021211202} is an apocalyptic number.

11011021211202 is an abundant number, since it is smaller than the sum of its proper divisors (11011080124830).

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

11011021211202 is a wasteful number, since it uses less digits than its factorization.

11011021211202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4909473.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11011021211202 its reverse (20211212011011), we get a palindrome (31222233222213).

The spelling of 11011021211202 in words is "eleven trillion, eleven billion, twenty-one million, two hundred eleven thousand, two hundred two".