1200040434202 has 4 divisors (see below), whose sum is σ = 1800060651306. Its totient is φ = 600020217100.

The previous prime is 1200040434149. The next prime is 1200040434211. The reversal of 1200040434202 is 2024340400021.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1122834810321 + 77205623881 = 1059639^2 + 277859^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300010108549 + ... + 300010108552.

Almost surely, 2^{1200040434202} is an apocalyptic number.

1200040434202 is a deficient number, since it is larger than the sum of its proper divisors (600020217104).

1200040434202 is an equidigital number, since it uses as much as digits as its factorization.

1200040434202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600020217103.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 1200040434202 its reverse (2024340400021), we get a palindrome (3224380834223).

The spelling of 1200040434202 in words is "one trillion, two hundred billion, forty million, four hundred thirty-four thousand, two hundred two".