12221033310 has 48 divisors (see below), whose sum is σ = 31782572640. Its totient is φ = 3258133440.

The previous prime is 12221033299. The next prime is 12221033329. The reversal of 12221033310 is 1333012221.

12221033310 is a `hidden beast` number, since 122 + 210 + 3 + 331 + 0 = 666.

It is a super-2 number, since 2×12221033310² (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 a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 406600 + ... + 435620.

It is an arithmetic number, because the mean of its divisors is an integer number (662136930).

Almost surely, 2^12221033310 is an apocalyptic number.

12221033310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12221033310 is an abundant number, since it is smaller than the sum of its proper divisors (19561539330).

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

12221033310 is a wasteful number, since it uses less digits than its factorization.

12221033310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33713 (or 33710 counting only the distinct ones).

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

Adding to 12221033310 its reverse (1333012221), we get a palindrome (13554045531).

The spelling of 12221033310 in words is "twelve billion, two hundred twenty-one million, thirty-three thousand, three hundred ten".