2102524305541 has 4 divisors (see below), whose sum is σ = 2293662878784. Its totient is φ = 1911385732300.

The previous prime is 2102524305533. The next prime is 2102524305631. The reversal of 2102524305541 is 1455034252012.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2102524305541 - 2³ = 2102524305533 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2102524305497 and 2102524305506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102524305041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95569286605 + ... + 95569286626.

It is an arithmetic number, because the mean of its divisors is an integer number (573415719696).

Almost surely, 2^{2102524305541} is an apocalyptic number.

It is an amenable number.

2102524305541 is a deficient number, since it is larger than the sum of its proper divisors (191138573243).

2102524305541 is a wasteful number, since it uses less digits than its factorization.

2102524305541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191138573242.

The product of its (nonzero) digits is 48000, while the sum is 34.

Adding to 2102524305541 its reverse (1455034252012), we get a palindrome (3557558557553).

The spelling of 2102524305541 in words is "two trillion, one hundred two billion, five hundred twenty-four million, three hundred five thousand, five hundred forty-one".