11011201221010 has 8 divisors (see below), whose sum is σ = 19820162197836. Its totient is φ = 4404480488400.

The previous prime is 11011201220993. The next prime is 11011201221029. The reversal of 11011201221010 is 1012210211011.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 10982417044729 + 28784176281 = 3313973^2 + 169659^2 .

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

It is a super-2 number, since 2×11011201221010² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 550560061041 + ... + 550560061060.

Almost surely, 2^{11011201221010} is an apocalyptic number.

11011201221010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11011201221010 is a deficient number, since it is larger than the sum of its proper divisors (8808960976826).

11011201221010 is a wasteful number, since it uses less digits than its factorization.

11011201221010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1101120122108.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11011201221010 its reverse (1012210211011), we get a palindrome (12023411432021).

The spelling of 11011201221010 in words is "eleven trillion, eleven billion, two hundred one million, two hundred twenty-one thousand, ten".