11030323212 has 36 divisors (see below), whose sum is σ = 27887048280. Its totient is φ = 3676135872.

The previous prime is 11030323201. The next prime is 11030323223. The reversal of 11030323212 is 21232303011.

It is an interprime number because it is at equal distance from previous prime (11030323201) and next prime (11030323223).

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×11030323212² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 213163 + ... + 259805.

It is an arithmetic number, because the mean of its divisors is an integer number (774640230).

Almost surely, 2^11030323212 is an apocalyptic number.

11030323212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11030323212 is an abundant number, since it is smaller than the sum of its proper divisors (16856725068).

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

11030323212 is a wasteful number, since it uses less digits than its factorization.

11030323212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53222 (or 53217 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 11030323212 its reverse (21232303011), we get a palindrome (32262626223).

The spelling of 11030323212 in words is "eleven billion, thirty million, three hundred twenty-three thousand, two hundred twelve".