320220564201125 has 48 divisors (see below), whose sum is σ = 464886169532928. Its totient is φ = 219577769460000.

The previous prime is 320220564201079. The next prime is 320220564201143. The reversal of 320220564201125 is 521102465022023.

It is a happy number.

It is not a de Polignac number, because 320220564201125 - 2⁸ = 320220564200869 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 977576120 + ... + 977903630.

It is an arithmetic number, because the mean of its divisors is an integer number (9685128531936).

Almost surely, 2^{320220564201125} is an apocalyptic number.

320220564201125 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

320220564201125 is a deficient number, since it is larger than the sum of its proper divisors (144665605331803).

320220564201125 is a wasteful number, since it uses less digits than its factorization.

320220564201125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487171 (or 487154 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

The spelling of 320220564201125 in words is "three hundred twenty trillion, two hundred twenty billion, five hundred sixty-four million, two hundred one thousand, one hundred twenty-five".