204015020102 has 8 divisors (see below), whose sum is σ = 306074850312. Its totient is φ = 101990070000.

The previous prime is 204015020101. The next prime is 204015020113. The reversal of 204015020102 is 201020510402.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204015020101) 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, 8705399 + ... + 8728802.

It is an arithmetic number, because the mean of its divisors is an integer number (38259356289).

Almost surely, 2^204015020102 is an apocalyptic number.

204015020102 is a deficient number, since it is larger than the sum of its proper divisors (102059830210).

204015020102 is a wasteful number, since it uses less digits than its factorization.

204015020102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17440054.

The product of its (nonzero) digits is 160, while the sum is 17.

Adding to 204015020102 its reverse (201020510402), we get a palindrome (405035530504).

The spelling of 204015020102 in words is "two hundred four billion, fifteen million, twenty thousand, one hundred two".