11212212132330 has 64 divisors (see below), whose sum is σ = 29356992086400. Its totient is φ = 2717984056320.

The previous prime is 11212212132281. The next prime is 11212212132347. The reversal of 11212212132330 is 3323121221211.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11212212132330.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6315486 + ... + 7893654.

It is an arithmetic number, because the mean of its divisors is an integer number (458703001350).

Almost surely, 2^{11212212132330} is an apocalyptic number.

11212212132330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11212212132330 is an abundant number, since it is smaller than the sum of its proper divisors (18144779954070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11212212132330 is a wasteful number, since it uses less digits than its factorization.

11212212132330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1599719.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 11212212132330 its reverse (3323121221211), we get a palindrome (14535333353541).

The spelling of 11212212132330 in words is "eleven trillion, two hundred twelve billion, two hundred twelve million, one hundred thirty-two thousand, three hundred thirty".