2113040121120 has 72 divisors (see below), whose sum is σ = 7210749418236. Its totient is φ = 563477365248.

The previous prime is 2113040121113. The next prime is 2113040121151. The reversal of 2113040121120 is 211210403112.

2113040121120 is a `hidden beast` number, since 2 + 1 + 1 + 30 + 401 + 211 + 20 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2047383233424 + 65656887696 = 1430868^2 + 256236^2 .

It is a tau number, because it is divible by the number of its divisors (72).

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 = 2113040121093 and 2113040121102.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 733693047 + ... + 733695926.

Almost surely, 2^{2113040121120} is an apocalyptic number.

2113040121120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2113040121120 is an abundant number, since it is smaller than the sum of its proper divisors (5097709297116).

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

2113040121120 is a wasteful number, since it uses less digits than its factorization.

2113040121120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1467388994 (or 1467388983 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 2113040121120 its reverse (211210403112), we get a palindrome (2324250524232).

The spelling of 2113040121120 in words is "two trillion, one hundred thirteen billion, forty million, one hundred twenty-one thousand, one hundred twenty".