11102211220102 has 4 divisors (see below), whose sum is σ = 16653316830156. Its totient is φ = 5551105610050.

The previous prime is 11102211220049. The next prime is 11102211220103. The reversal of 11102211220102 is 20102211220111.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11102211220103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2775552805024 + ... + 2775552805027.

It is an arithmetic number, because the mean of its divisors is an integer number (4163329207539).

Almost surely, 2^{11102211220102} is an apocalyptic number.

11102211220102 is a deficient number, since it is larger than the sum of its proper divisors (5551105610054).

11102211220102 is an equidigital number, since it uses as much as digits as its factorization.

11102211220102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5551105610053.

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

Adding to 11102211220102 its reverse (20102211220111), we get a palindrome (31204422440213).

Subtracting 11102211220102 from its reverse (20102211220111), we obtain a palindrome (9000000000009).

The spelling of 11102211220102 in words is "eleven trillion, one hundred two billion, two hundred eleven million, two hundred twenty thousand, one hundred two".