320112123023320 has 64 divisors (see below), whose sum is σ = 725954611248000. Its totient is φ = 127035084169728.

The previous prime is 320112123023263. The next prime is 320112123023389. The reversal of 320112123023320 is 23320321211023.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59667267 + ... + 64810546.

It is an arithmetic number, because the mean of its divisors is an integer number (11343040800750).

Almost surely, 2^{320112123023320} is an apocalyptic number.

It is an amenable number.

320112123023320 is an abundant number, since it is smaller than the sum of its proper divisors (405842488224680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

320112123023320 is a wasteful number, since it uses less digits than its factorization.

320112123023320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124478332 (or 124478328 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 320112123023320 its reverse (23320321211023), we get a palindrome (343432444234343).

The spelling of 320112123023320 in words is "three hundred twenty trillion, one hundred twelve billion, one hundred twenty-three million, twenty-three thousand, three hundred twenty".