12211120330 has 32 divisors (see below), whose sum is σ = 22069926144. Its totient is φ = 4864512576.

The previous prime is 12211120321. The next prime is 12211120331. The reversal of 12211120330 is 3302111221.

It is a super-2 number, since 2×12211120330² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12211120331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2715564 + ... + 2720056.

It is an arithmetic number, because the mean of its divisors is an integer number (689685192).

Almost surely, 2^12211120330 is an apocalyptic number.

12211120330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12211120330 is a deficient number, since it is larger than the sum of its proper divisors (9858805814).

12211120330 is a wasteful number, since it uses less digits than its factorization.

12211120330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5550.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 12211120330 its reverse (3302111221), we get a palindrome (15513231551).

The spelling of 12211120330 in words is "twelve billion, two hundred eleven million, one hundred twenty thousand, three hundred thirty".