1222355444325 has 12 divisors (see below), whose sum is σ = 2020961001408. Its totient is φ = 651922903600.

The previous prime is 1222355444269. The next prime is 1222355444371. The reversal of 1222355444325 is 5234445532221.

It is not a de Polignac number, because 1222355444325 - 2¹⁰ = 1222355443301 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8149036221 + ... + 8149036370.

It is an arithmetic number, because the mean of its divisors is an integer number (168413416784).

Almost surely, 2^{1222355444325} is an apocalyptic number.

1222355444325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1222355444325 is a deficient number, since it is larger than the sum of its proper divisors (798605557083).

1222355444325 is a wasteful number, since it uses less digits than its factorization.

1222355444325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16298072604 (or 16298072599 counting only the distinct ones).

The product of its digits is 1152000, while the sum is 42.

The spelling of 1222355444325 in words is "one trillion, two hundred twenty-two billion, three hundred fifty-five million, four hundred forty-four thousand, three hundred twenty-five".