12221101300 has 36 divisors (see below), whose sum is σ = 26767661760. Its totient is φ = 4842749920.

The previous prime is 12221101273. The next prime is 12221101309. The reversal of 12221101300 is 310112221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12221101309) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 560380 + ... + 581779.

It is an arithmetic number, because the mean of its divisors is an integer number (743546160).

Almost surely, 2^12221101300 is an apocalyptic number.

12221101300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12221101300 is an abundant number, since it is smaller than the sum of its proper divisors (14546560460).

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

12221101300 is a wasteful number, since it uses less digits than its factorization.

12221101300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1142280 (or 1142273 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 12221101300 its reverse (310112221), we get a palindrome (12531213521).

The spelling of 12221101300 in words is "twelve billion, two hundred twenty-one million, one hundred one thousand, three hundred".