11211332330 has 64 divisors (see below), whose sum is σ = 22637615616. Its totient is φ = 3962304000.

The previous prime is 11211332323. The next prime is 11211332339. The reversal of 11211332330 is 3323311211.

It is a super-2 number, since 2×11211332330² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11211332339) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1217624 + ... + 1226796.

It is an arithmetic number, because the mean of its divisors is an integer number (353712744).

Almost surely, 2^11211332330 is an apocalyptic number.

11211332330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11211332330 is an abundant number, since it is smaller than the sum of its proper divisors (11426283286).

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

11211332330 is a wasteful number, since it uses less digits than its factorization.

11211332330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9503.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 11211332330 its reverse (3323311211), we get a palindrome (14534643541).

The spelling of 11211332330 in words is "eleven billion, two hundred eleven million, three hundred thirty-two thousand, three hundred thirty".