320321515552241 has 32 divisors (see below), whose sum is σ = 373571153141760. Its totient is φ = 268977762331200.

The previous prime is 320321515552223. The next prime is 320321515552249. The reversal of 320321515552241 is 142255515123023.

It is a cyclic number.

It is not a de Polignac number, because 320321515552241 - 2⁶ = 320321515552177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (320321515552249) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 156874271 + ... + 158903051.

It is an arithmetic number, because the mean of its divisors is an integer number (11674098535680).

Almost surely, 2^{320321515552241} is an apocalyptic number.

It is an amenable number.

320321515552241 is a deficient number, since it is larger than the sum of its proper divisors (53249637589519).

320321515552241 is a wasteful number, since it uses less digits than its factorization.

320321515552241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2030165.

The product of its (nonzero) digits is 360000, while the sum is 41.

The spelling of 320321515552241 in words is "three hundred twenty trillion, three hundred twenty-one billion, five hundred fifteen million, five hundred fifty-two thousand, two hundred forty-one".