12221003102 has 16 divisors (see below), whose sum is σ = 22854863232. Its totient is φ = 4761429720.

The previous prime is 12221003099. The next prime is 12221003107. The reversal of 12221003102 is 20130012221.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12221003107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39678428 + ... + 39678735.

It is an arithmetic number, because the mean of its divisors is an integer number (1428428952).

Almost surely, 2^12221003102 is an apocalyptic number.

12221003102 is a deficient number, since it is larger than the sum of its proper divisors (10633860130).

12221003102 is a wasteful number, since it uses less digits than its factorization.

12221003102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79357183.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 12221003102 its reverse (20130012221), we get a palindrome (32351015323).

The spelling of 12221003102 in words is "twelve billion, two hundred twenty-one million, three thousand, one hundred two".