12203320122 has 24 divisors (see below), whose sum is σ = 30217745376. Its totient is φ = 3486662856.

The previous prime is 12203320121. The next prime is 12203320177. The reversal of 12203320122 is 22102330221.

12203320122 is a `hidden beast` number, since 1 + 220 + 3 + 320 + 122 = 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 = 12203320095 and 12203320104.

It is not an unprimeable number, because it can be changed into a prime (12203320121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48425748 + ... + 48425999.

It is an arithmetic number, because the mean of its divisors is an integer number (1259072724).

Almost surely, 2^12203320122 is an apocalyptic number.

12203320122 is an abundant number, since it is smaller than the sum of its proper divisors (18014425254).

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

12203320122 is a wasteful number, since it uses less digits than its factorization.

12203320122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96851762 (or 96851759 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 12203320122 its reverse (22102330221), we get a palindrome (34305650343).

The spelling of 12203320122 in words is "twelve billion, two hundred three million, three hundred twenty thousand, one hundred twenty-two".