201310323120 has 120 divisors (see below), whose sum is σ = 699379902000. Its totient is φ = 51831618048.

The previous prime is 201310323079. The next prime is 201310323131. The reversal of 201310323120 is 21323013102.

201310323120 is a `hidden beast` number, since 20 + 1 + 310 + 323 + 12 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 201310323093 and 201310323102.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4799770 + ... + 4841529.

It is an arithmetic number, because the mean of its divisors is an integer number (5828165850).

Almost surely, 2^201310323120 is an apocalyptic number.

201310323120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201310323120 is an abundant number, since it is smaller than the sum of its proper divisors (498069578880).

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

201310323120 is a wasteful number, since it uses less digits than its factorization.

201310323120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9641347 (or 9641338 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 201310323120 its reverse (21323013102), we get a palindrome (222633336222).

The spelling of 201310323120 in words is "two hundred one billion, three hundred ten million, three hundred twenty-three thousand, one hundred twenty".