11221020130 has 16 divisors (see below), whose sum is σ = 20205123264. Its totient is φ = 4486788720.

The previous prime is 11221020011. The next prime is 11221020137. The reversal of 11221020130 is 3102012211.

It is a super-2 number, since 2×11221020130² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11221020130.

It is not an unprimeable number, because it can be changed into a prime (11221020137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173112 + ... + 228931.

It is an arithmetic number, because the mean of its divisors is an integer number (1262820204).

Almost surely, 2^11221020130 is an apocalyptic number.

11221020130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11221020130 is a deficient number, since it is larger than the sum of its proper divisors (8984103134).

11221020130 is a wasteful number, since it uses less digits than its factorization.

11221020130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404841.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 11221020130 its reverse (3102012211), we get a palindrome (14323032341).

The spelling of 11221020130 in words is "eleven billion, two hundred twenty-one million, twenty thousand, one hundred thirty".