11212211131330 has 32 divisors (see below), whose sum is σ = 22017118265280. Its totient is φ = 4077091245120.

The previous prime is 11212211131321. The next prime is 11212211131357. The reversal of 11212211131330 is 3313111221211.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5112841 + ... + 6968899.

It is an arithmetic number, because the mean of its divisors is an integer number (688034945790).

Almost surely, 2^{11212211131330} is an apocalyptic number.

11212211131330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11212211131330 is a deficient number, since it is larger than the sum of its proper divisors (10804907133950).

11212211131330 is a wasteful number, since it uses less digits than its factorization.

11212211131330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1910994.

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 11212211131330 its reverse (3313111221211), we get a palindrome (14525322352541).

The spelling of 11212211131330 in words is "eleven trillion, two hundred twelve billion, two hundred eleven million, one hundred thirty-one thousand, three hundred thirty".