11102111220210 has 16 divisors (see below), whose sum is σ = 26645066928576. Its totient is φ = 2960562992048.

The previous prime is 11102111220191. The next prime is 11102111220227. The reversal of 11102111220210 is 1202211120111.

It is a happy number.

It is a super-2 number, since 2×11102111220210² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 11102111220210.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185035186974 + ... + 185035187033.

It is an arithmetic number, because the mean of its divisors is an integer number (1665316683036).

Almost surely, 2^{11102111220210} is an apocalyptic number.

11102111220210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11102111220210 is an abundant number, since it is smaller than the sum of its proper divisors (15542955708366).

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

11102111220210 is a wasteful number, since it uses less digits than its factorization.

11102111220210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370070374017.

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

Adding to 11102111220210 its reverse (1202211120111), we get a palindrome (12304322340321).

The spelling of 11102111220210 in words is "eleven trillion, one hundred two billion, one hundred eleven million, two hundred twenty thousand, two hundred ten".