11011201221102 has 32 divisors (see below), whose sum is σ = 22318075929600. Its totient is φ = 3621191946528.

The previous prime is 11011201221077. The next prime is 11011201221103. The reversal of 11011201221102 is 20112210211011.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11011201221103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8180853 + ... + 9431264.

It is an arithmetic number, because the mean of its divisors is an integer number (697439872800).

Almost surely, 2^{11011201221102} is an apocalyptic number.

11011201221102 is an abundant number, since it is smaller than the sum of its proper divisors (11306874708498).

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

11011201221102 is a wasteful number, since it uses less digits than its factorization.

11011201221102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17613520.

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

Adding to 11011201221102 its reverse (20112210211011), we get a palindrome (31123411432113).

The spelling of 11011201221102 in words is "eleven trillion, eleven billion, two hundred one million, two hundred twenty-one thousand, one hundred two".