12303002111220 has 96 divisors (see below), whose sum is σ = 38497255453440. Its totient is φ = 3261836373120.

The previous prime is 12303002111207. The next prime is 12303002111237. The reversal of 12303002111220 is 2211120030321.

12303002111220 is a `hidden beast` number, since 1 + 2 + 30 + 300 + 2 + 111 + 220 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 12303002111193 and 12303002111202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65754376 + ... + 65941215.

It is an arithmetic number, because the mean of its divisors is an integer number (401013077640).

Almost surely, 2^{12303002111220} is an apocalyptic number.

12303002111220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12303002111220 is an abundant number, since it is smaller than the sum of its proper divisors (26194253342220).

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

12303002111220 is a wasteful number, since it uses less digits than its factorization.

12303002111220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131695782 (or 131695774 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 12303002111220 its reverse (2211120030321), we get a palindrome (14514122141541).

The spelling of 12303002111220 in words is "twelve trillion, three hundred three billion, two million, one hundred eleven thousand, two hundred twenty".