11122211120202 has 192 divisors, whose sum is σ = 30465761673984. Its totient is φ = 2853589201920.

The previous prime is 11122211120173. The next prime is 11122211120219. The reversal of 11122211120202 is 20202111222111.

11122211120202 is a `hidden beast` number, since 11 + 122 + 211 + 120 + 202 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 530958693 + ... + 530979639.

It is an arithmetic number, because the mean of its divisors is an integer number (158675842052).

Almost surely, 2^{11122211120202} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11122211120202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15232880836992).

11122211120202 is an abundant number, since it is smaller than the sum of its proper divisors (19343550553782).

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

11122211120202 is a wasteful number, since it uses less digits than its factorization.

11122211120202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29773 (or 29770 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 11122211120202 its reverse (20202111222111), we get a palindrome (31324322342313).

The spelling of 11122211120202 in words is "eleven trillion, one hundred twenty-two billion, two hundred eleven million, one hundred twenty thousand, two hundred two".