1225591993022 has 16 divisors (see below), whose sum is σ = 1935401643600. Its totient is φ = 580466658240.

The previous prime is 1225591992983. The next prime is 1225591993049. The reversal of 1225591993022 is 2203991955221.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1845497 + ... + 2420132.

It is an arithmetic number, because the mean of its divisors is an integer number (120962602725).

Almost surely, 2^{1225591993022} is an apocalyptic number.

1225591993022 is a deficient number, since it is larger than the sum of its proper divisors (709809650578).

1225591993022 is a wasteful number, since it uses less digits than its factorization.

1225591993022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4273211.

The product of its (nonzero) digits is 874800, while the sum is 50.

The spelling of 1225591993022 in words is "one trillion, two hundred twenty-five billion, five hundred ninety-one million, nine hundred ninety-three thousand, twenty-two".