205102201324 has 96 divisors (see below), whose sum is σ = 390792729600. Its totient is φ = 93838694400.

The previous prime is 205102201303. The next prime is 205102201331. The reversal of 205102201324 is 423102201502.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 205102201295 and 205102201304.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 94125667 + ... + 94127845.

It is an arithmetic number, because the mean of its divisors is an integer number (4070757600).

Almost surely, 2^205102201324 is an apocalyptic number.

It is an amenable number.

205102201324 is a deficient number, since it is larger than the sum of its proper divisors (185690528276).

205102201324 is a wasteful number, since it uses less digits than its factorization.

205102201324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2543 (or 2541 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 205102201324 its reverse (423102201502), we get a palindrome (628204402826).

The spelling of 205102201324 in words is "two hundred five billion, one hundred two million, two hundred one thousand, three hundred twenty-four".