11211201222010 has 8 divisors (see below), whose sum is σ = 20180162199636. Its totient is φ = 4484480488800.

The previous prime is 11211201221999. The next prime is 11211201222019. The reversal of 11211201222010 is 1022210211211.

It can be written as a sum of positive squares in 2 ways, for example, as 11188897890361 + 22303331649 = 3344981^2 + 149343^2 .

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

It is not an unprimeable number, because it can be changed into a prime (11211201222019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 560560061091 + ... + 560560061110.

Almost surely, 2^{11211201222010} is an apocalyptic number.

11211201222010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11211201222010 is a deficient number, since it is larger than the sum of its proper divisors (8968960977626).

11211201222010 is a wasteful number, since it uses less digits than its factorization.

11211201222010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1121120122208.

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

Adding to 11211201222010 its reverse (1022210211211), we get a palindrome (12233411433221).

The spelling of 11211201222010 in words is "eleven trillion, two hundred eleven billion, two hundred one million, two hundred twenty-two thousand, ten".