11011221323030 has 32 divisors (see below), whose sum is σ = 20863683648000. Its totient is φ = 4172609957472.

The previous prime is 11011221322961. The next prime is 11011221323033. The reversal of 11011221323030 is 3032312211011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11011221322993 and 11011221323011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11011221323033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13211621 + ... + 14020319.

It is an arithmetic number, because the mean of its divisors is an integer number (651990114000).

Almost surely, 2^{11011221323030} is an apocalyptic number.

11011221323030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11011221323030 is a deficient number, since it is larger than the sum of its proper divisors (9852462324970).

11011221323030 is a wasteful number, since it uses less digits than its factorization.

11011221323030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 880388.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 11011221323030 its reverse (3032312211011), we get a palindrome (14043533534041).

The spelling of 11011221323030 in words is "eleven trillion, eleven billion, two hundred twenty-one million, three hundred twenty-three thousand, thirty".