204120202342 has 48 divisors (see below), whose sum is σ = 372179017728. Its totient is φ = 82231355520.

The previous prime is 204120202337. The next prime is 204120202381. The reversal of 204120202342 is 243202021402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3250203 + ... + 3312409.

It is an arithmetic number, because the mean of its divisors is an integer number (7753729536).

Almost surely, 2^204120202342 is an apocalyptic number.

204120202342 is a deficient number, since it is larger than the sum of its proper divisors (168058815386).

204120202342 is a wasteful number, since it uses less digits than its factorization.

204120202342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63061 (or 63044 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 204120202342 its reverse (243202021402), we get a palindrome (447322223744).

The spelling of 204120202342 in words is "two hundred four billion, one hundred twenty million, two hundred two thousand, three hundred forty-two".