2102041418540 has 72 divisors (see below), whose sum is σ = 5142925055520. Its totient is φ = 719585787648.

The previous prime is 2102041418537. The next prime is 2102041418567. The reversal of 2102041418540 is 458141402012.

It is a junction number, because it is equal to n+sod(n) for n = 2102041418497 and 2102041418506.

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, 1023545 + ... + 2291664.

It is an arithmetic number, because the mean of its divisors is an integer number (71429514660).

Almost surely, 2^{2102041418540} is an apocalyptic number.

2102041418540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2102041418540 is an abundant number, since it is smaller than the sum of its proper divisors (3040883636980).

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

2102041418540 is a wasteful number, since it uses less digits than its factorization.

2102041418540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3315879 (or 3315870 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 32.

The spelling of 2102041418540 in words is "two trillion, one hundred two billion, forty-one million, four hundred eighteen thousand, five hundred forty".