12221113103100 has 108 divisors (see below), whose sum is σ = 41788800111240. Its totient is φ = 2962694083200.

The previous prime is 12221113103027. The next prime is 12221113103131. The reversal of 12221113103100 is 130131112221.

12221113103100 is a `hidden beast` number, since 1 + 2 + 221 + 1 + 131 + 0 + 310 + 0 = 666.

It is a super-2 number, since 2×12221113103100² (a number of 27 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 polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 617218035 + ... + 617237834.

Almost surely, 2^{12221113103100} is an apocalyptic number.

12221113103100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12221113103100 is an abundant number, since it is smaller than the sum of its proper divisors (29567687008140).

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

12221113103100 is a wasteful number, since it uses less digits than its factorization.

12221113103100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1234455900 (or 1234455890 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 12221113103100 its reverse (130131112221), we get a palindrome (12351244215321).

The spelling of 12221113103100 in words is "twelve trillion, two hundred twenty-one billion, one hundred thirteen million, one hundred three thousand, one hundred".