320123101022111 has 16 divisors (see below), whose sum is σ = 325584359923584. Its totient is φ = 314691937726464.

The previous prime is 320123101022083. The next prime is 320123101022113. The reversal of 320123101022111 is 111220101321023.

It is a cyclic number.

It is not a de Polignac number, because 320123101022111 - 2¹⁴ = 320123101005727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320123101022113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41943731 + ... + 48984923.

It is an arithmetic number, because the mean of its divisors is an integer number (20349022495224).

Almost surely, 2^{320123101022111} is an apocalyptic number.

320123101022111 is a deficient number, since it is larger than the sum of its proper divisors (5461258901473).

320123101022111 is a wasteful number, since it uses less digits than its factorization.

320123101022111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7043330.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 320123101022111 its reverse (111220101321023), we get a palindrome (431343202343134).

The spelling of 320123101022111 in words is "three hundred twenty trillion, one hundred twenty-three billion, one hundred one million, twenty-two thousand, one hundred eleven".