2113102120320 has 96 divisors (see below), whose sum is σ = 7296805779120. Its totient is φ = 563493897216.

The previous prime is 2113102120319. The next prime is 2113102120321. The reversal of 2113102120320 is 230212013112.

2113102120320 is a `hidden beast` number, since 2 + 1 + 131 + 0 + 212 + 0 + 320 = 666.

It is an interprime number because it is at equal distance from previous prime (2113102120319) and next prime (2113102120321).

It is a tau number, because it is divible by the number of its divisors (96).

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 = 2113102120293 and 2113102120302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113102120321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 183423244 + ... + 183434763.

Almost surely, 2^{2113102120320} is an apocalyptic number.

2113102120320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2113102120320 is an abundant number, since it is smaller than the sum of its proper divisors (5183703658800).

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

2113102120320 is a wasteful number, since it uses less digits than its factorization.

2113102120320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366858032 (or 366858017 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 2113102120320 its reverse (230212013112), we get a palindrome (2343314133432).

The spelling of 2113102120320 in words is "two trillion, one hundred thirteen billion, one hundred two million, one hundred twenty thousand, three hundred twenty".