320416611111 has 36 divisors (see below), whose sum is σ = 497173224600. Its totient is φ = 206245052496.

The previous prime is 320416611107. The next prime is 320416611113. The reversal of 320416611111 is 111116614023.

320416611111 is a `hidden beast` number, since 3 + 2 + 0 + 41 + 6 + 611 + 1 + 1 + 1 = 666.

It is not a de Polignac number, because 320416611111 - 2² = 320416611107 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320416611113) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 651741 + ... + 1032278.

It is an arithmetic number, because the mean of its divisors is an integer number (13810367350).

Almost surely, 2^320416611111 is an apocalyptic number.

320416611111 is a deficient number, since it is larger than the sum of its proper divisors (176756613489).

320416611111 is an frugal number, since it uses more digits than its factorization.

320416611111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1684072 (or 1684051 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The spelling of 320416611111 in words is "three hundred twenty billion, four hundred sixteen million, six hundred eleven thousand, one hundred eleven".