11011212130 has 16 divisors (see below), whose sum is σ = 20503636920. Its totient is φ = 4252605952.

The previous prime is 11011212127. The next prime is 11011212133. The reversal of 11011212130 is 3121211011.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11011212127) and next prime (11011212133).

It can be written as a sum of positive squares in 4 ways, for example, as 6533327241 + 4477884889 = 80829^2 + 66917^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11011212130.

It is not an unprimeable number, because it can be changed into a prime (11011212133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18984559 + ... + 18985138.

Almost surely, 2^11011212130 is an apocalyptic number.

11011212130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11011212130 is a deficient number, since it is larger than the sum of its proper divisors (9492424790).

11011212130 is a wasteful number, since it uses less digits than its factorization.

11011212130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37969733.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 11011212130 its reverse (3121211011), we get a palindrome (14132423141).

The spelling of 11011212130 in words is "eleven billion, eleven million, two hundred twelve thousand, one hundred thirty".