320110210001 has 4 divisors (see below), whose sum is σ = 338940222372. Its totient is φ = 301280197632.

The previous prime is 320110209949. The next prime is 320110210003. The reversal of 320110210001 is 100012011023.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 100012011023 = 137 ⋅730014679.

It can be written as a sum of positive squares in 2 ways, for example, as 98081712400 + 222028497601 = 313180^2 + 471199^2 .

It is a cyclic number.

It is not a de Polignac number, because 320110210001 - 2³⁸ = 45232303057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320110210003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9415006160 + ... + 9415006193.

It is an arithmetic number, because the mean of its divisors is an integer number (84735055593).

Almost surely, 2^320110210001 is an apocalyptic number.

It is an amenable number.

320110210001 is a deficient number, since it is larger than the sum of its proper divisors (18830012371).

320110210001 is a wasteful number, since it uses less digits than its factorization.

320110210001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18830012370.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 320110210001 its reverse (100012011023), we get a palindrome (420122221024).

The spelling of 320110210001 in words is "three hundred twenty billion, one hundred ten million, two hundred ten thousand, one".