205413213110102 has 8 divisors (see below), whose sum is σ = 308785305238176. Its totient is φ = 102484778030712.

The previous prime is 205413213110071. The next prime is 205413213110113. The reversal of 205413213110102 is 201011312314502.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110914261013 + ... + 110914262864.

It is an arithmetic number, because the mean of its divisors is an integer number (38598163154772).

Almost surely, 2^{205413213110102} is an apocalyptic number.

205413213110102 is a deficient number, since it is larger than the sum of its proper divisors (103372092128074).

205413213110102 is a wasteful number, since it uses less digits than its factorization.

205413213110102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221828524342.

The product of its (nonzero) digits is 1440, while the sum is 26.

Adding to 205413213110102 its reverse (201011312314502), we get a palindrome (406424525424604).

The spelling of 205413213110102 in words is "two hundred five trillion, four hundred thirteen billion, two hundred thirteen million, one hundred ten thousand, one hundred two".