2113313163540 has 96 divisors (see below), whose sum is σ = 5989162830336. Its totient is φ = 556705242240.

The previous prime is 2113313163463. The next prime is 2113313163557. The reversal of 2113313163540 is 453613133112.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 83706159 + ... + 83731401.

It is an arithmetic number, because the mean of its divisors is an integer number (62387112816).

Almost surely, 2^{2113313163540} is an apocalyptic number.

2113313163540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2113313163540 is an abundant number, since it is smaller than the sum of its proper divisors (3875849666796).

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

2113313163540 is a wasteful number, since it uses less digits than its factorization.

2113313163540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42149 (or 42147 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 33.

Adding to 2113313163540 its reverse (453613133112), we get a palindrome (2566926296652).

The spelling of 2113313163540 in words is "two trillion, one hundred thirteen billion, three hundred thirteen million, one hundred sixty-three thousand, five hundred forty".