1200140430122 has 8 divisors (see below), whose sum is σ = 1800215719236. Its totient is φ = 600068523712.

The previous prime is 1200140430121. The next prime is 1200140430131. The reversal of 1200140430122 is 2210340410021.

It can be written as a sum of positive squares in 2 ways, for example, as 1200139969081 + 461041 = 1095509^2 + 679^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1200140430094 and 1200140430103.

It is not an unprimeable number, because it can be changed into a prime (1200140430121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 420368 + ... + 1605300.

Almost surely, 2^{1200140430122} is an apocalyptic number.

1200140430122 is a deficient number, since it is larger than the sum of its proper divisors (600075289114).

1200140430122 is a wasteful number, since it uses less digits than its factorization.

1200140430122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1691352.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 1200140430122 its reverse (2210340410021), we get a palindrome (3410480840143).

The spelling of 1200140430122 in words is "one trillion, two hundred billion, one hundred forty million, four hundred thirty thousand, one hundred twenty-two".