11221121220130 has 64 divisors (see below), whose sum is σ = 20875789877760. Its totient is φ = 4339461772800.

The previous prime is 11221121220103. The next prime is 11221121220131. The reversal of 11221121220130 is 3102212112211.

It is a super-2 number, since 2×11221121220130² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11221121220098 and 11221121220107.

It is not an unprimeable number, because it can be changed into a prime (11221121220131) 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 31 ways as a sum of consecutive naturals, for example, 37174915 + ... + 37475545.

It is an arithmetic number, because the mean of its divisors is an integer number (326184216840).

Almost surely, 2^{11221121220130} is an apocalyptic number.

11221121220130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11221121220130 is a deficient number, since it is larger than the sum of its proper divisors (9654668657630).

11221121220130 is a wasteful number, since it uses less digits than its factorization.

11221121220130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301315.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 11221121220130 its reverse (3102212112211), we get a palindrome (14323333332341).

The spelling of 11221121220130 in words is "eleven trillion, two hundred twenty-one billion, one hundred twenty-one million, two hundred twenty thousand, one hundred thirty".