102204566541 has 24 divisors (see below), whose sum is σ = 184056709824. Its totient is φ = 53093280960.

The previous prime is 102204566537. The next prime is 102204566543. The reversal of 102204566541 is 145665402201.

102204566541 is a `hidden beast` number, since 10 + 2 + 2 + 0 + 45 + 66 + 541 = 666.

It is not a de Polignac number, because 102204566541 - 2² = 102204566537 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 102204566496 and 102204566505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102204566543) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 73739976 + ... + 73741361.

It is an arithmetic number, because the mean of its divisors is an integer number (7669029576).

Almost surely, 2^102204566541 is an apocalyptic number.

102204566541 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

102204566541 is a deficient number, since it is larger than the sum of its proper divisors (81852143283).

102204566541 is a wasteful number, since it uses less digits than its factorization.

102204566541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147481361 (or 147481358 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

Adding to 102204566541 its reverse (145665402201), we get a palindrome (247869968742).

The spelling of 102204566541 in words is "one hundred two billion, two hundred four million, five hundred sixty-six thousand, five hundred forty-one".