12301221102 has 32 divisors (see below), whose sum is σ = 25467086880. Its totient is φ = 3956480640.

The previous prime is 12301221047. The next prime is 12301221113. The reversal of 12301221102 is 20112210321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 260248 + ... + 303860.

It is an arithmetic number, because the mean of its divisors is an integer number (795846465).

Almost surely, 2^12301221102 is an apocalyptic number.

12301221102 is an abundant number, since it is smaller than the sum of its proper divisors (13165865778).

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

12301221102 is a wasteful number, since it uses less digits than its factorization.

12301221102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45268.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 12301221102 its reverse (20112210321), we get a palindrome (32413431423).

The spelling of 12301221102 in words is "twelve billion, three hundred one million, two hundred twenty-one thousand, one hundred two".