11212101220102 has 8 divisors (see below), whose sum is σ = 16820831178576. Its totient is φ = 5605157493912.

The previous prime is 11212101220093. The next prime is 11212101220109. The reversal of 11212101220102 is 20102210121211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×11212101220102² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11212101220109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 446542378 + ... + 446567485.

It is an arithmetic number, because the mean of its divisors is an integer number (2102603897322).

Almost surely, 2^{11212101220102} is an apocalyptic number.

11212101220102 is a deficient number, since it is larger than the sum of its proper divisors (5608729958474).

11212101220102 is an equidigital number, since it uses as much as digits as its factorization.

11212101220102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893116142.

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

Adding to 11212101220102 its reverse (20102210121211), we get a palindrome (31314311341313).

The spelling of 11212101220102 in words is "eleven trillion, two hundred twelve billion, one hundred one million, two hundred twenty thousand, one hundred two".