2101541305104 has 60 divisors (see below), whose sum is σ = 6099226371056. Its totient is φ = 700513767072.

The previous prime is 2101541305091. The next prime is 2101541305133. The reversal of 2101541305104 is 4015031451012.

2101541305104 is a `hidden beast` number, since 2 + 1 + 0 + 15 + 4 + 130 + 510 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

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, 270256054 + ... + 270263829.

Almost surely, 2^{2101541305104} is an apocalyptic number.

2101541305104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2101541305104 is an abundant number, since it is smaller than the sum of its proper divisors (3997685065952).

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

2101541305104 is an equidigital number, since it uses as much as digits as its factorization.

2101541305104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540519906 (or 540519888 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

Adding to 2101541305104 its reverse (4015031451012), we get a palindrome (6116572756116).

The spelling of 2101541305104 in words is "two trillion, one hundred one billion, five hundred forty-one million, three hundred five thousand, one hundred four".