11221201020210 has 16 divisors (see below), whose sum is σ = 26930882448576. Its totient is φ = 2992320272048.

The previous prime is 11221201020209. The next prime is 11221201020319. The reversal of 11221201020210 is 1202010212211.

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 11221201020210.

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, 187020016974 + ... + 187020017033.

It is an arithmetic number, because the mean of its divisors is an integer number (1683180153036).

Almost surely, 2^{11221201020210} is an apocalyptic number.

11221201020210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11221201020210 is an abundant number, since it is smaller than the sum of its proper divisors (15709681428366).

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

11221201020210 is a wasteful number, since it uses less digits than its factorization.

11221201020210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374040034017.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11221201020210 its reverse (1202010212211), we get a palindrome (12423211232421).

The spelling of 11221201020210 in words is "eleven trillion, two hundred twenty-one billion, two hundred one million, twenty thousand, two hundred ten".