9228020256001 has 4 divisors (see below), whose sum is σ = 9228044974932. Its totient is φ = 9227995537072.

The previous prime is 9228020255983. The next prime is 9228020256011. The reversal of 9228020256001 is 1006520208229.

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

It can be written as a sum of positive squares in 2 ways, for example, as 7833729254400 + 1394291001601 = 2798880^2 + 1180801^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9228020256001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9228020256011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11790766 + ... + 12549031.

It is an arithmetic number, because the mean of its divisors is an integer number (2307011243733).

Almost surely, 2^{9228020256001} is an apocalyptic number.

It is an amenable number.

9228020256001 is a deficient number, since it is larger than the sum of its proper divisors (24718931).

9228020256001 is a wasteful number, since it uses less digits than its factorization.

9228020256001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24718930.

The product of its (nonzero) digits is 34560, while the sum is 37.

The spelling of 9228020256001 in words is "nine trillion, two hundred twenty-eight billion, twenty million, two hundred fifty-six thousand, one".