1225542332206 has 8 divisors (see below), whose sum is σ = 1838320116984. Its totient is φ = 612768959880.

The previous prime is 1225542332177. The next prime is 1225542332219. The reversal of 1225542332206 is 6022332455221.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 288405 + ... + 1591936.

It is an arithmetic number, because the mean of its divisors is an integer number (229790014623).

Almost surely, 2^{1225542332206} is an apocalyptic number.

1225542332206 is a deficient number, since it is larger than the sum of its proper divisors (612777784778).

1225542332206 is a wasteful number, since it uses less digits than its factorization.

1225542332206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2206226.

The product of its (nonzero) digits is 172800, while the sum is 37.

Adding to 1225542332206 its reverse (6022332455221), we get a palindrome (7247874787427).

The spelling of 1225542332206 in words is "one trillion, two hundred twenty-five billion, five hundred forty-two million, three hundred thirty-two thousand, two hundred six".