1200433220406 has 24 divisors (see below), whose sum is σ = 2972501307984. Its totient is φ = 342980920080.

The previous prime is 1200433220369. The next prime is 1200433220407. The reversal of 1200433220406 is 6040223340021.

1200433220406 is a `hidden beast` number, since 1 + 2 + 0 + 0 + 4 + 33 + 220 + 406 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1200433220406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200433220407) 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, 4763623765 + ... + 4763624016.

It is an arithmetic number, because the mean of its divisors is an integer number (123854221166).

Almost surely, 2^{1200433220406} is an apocalyptic number.

1200433220406 is an abundant number, since it is smaller than the sum of its proper divisors (1772068087578).

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

1200433220406 is a wasteful number, since it uses less digits than its factorization.

1200433220406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9527247796 (or 9527247793 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 1200433220406 its reverse (6040223340021), we get a palindrome (7240656560427).

The spelling of 1200433220406 in words is "one trillion, two hundred billion, four hundred thirty-three million, two hundred twenty thousand, four hundred six".