1200230302122 has 24 divisors (see below), whose sum is σ = 2609374422564. Its totient is φ = 398711315904.

The previous prime is 1200230302091. The next prime is 1200230302147. The reversal of 1200230302122 is 2212030320021.

1200230302122 is a `hidden beast` number, since 12 + 0 + 0 + 230 + 302 + 122 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1178438342481 + 21791959641 = 1085559^2 + 147621^2 .

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 = 1200230302095 and 1200230302104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 113782203 + ... + 113792750.

Almost surely, 2^{1200230302122} is an apocalyptic number.

1200230302122 is an abundant number, since it is smaller than the sum of its proper divisors (1409144120442).

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

1200230302122 is a wasteful number, since it uses less digits than its factorization.

1200230302122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227575254 (or 227575251 counting only the distinct ones).

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

Adding to 1200230302122 its reverse (2212030320021), we get a palindrome (3412260622143).

The spelling of 1200230302122 in words is "one trillion, two hundred billion, two hundred thirty million, three hundred two thousand, one hundred twenty-two".