20413120304102 has 4 divisors (see below), whose sum is σ = 30619680456156. Its totient is φ = 10206560152050.

The previous prime is 20413120304099. The next prime is 20413120304113. The reversal of 20413120304102 is 20140302131402.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5103280076024 + ... + 5103280076027.

It is an arithmetic number, because the mean of its divisors is an integer number (7654920114039).

Almost surely, 2^{20413120304102} is an apocalyptic number.

20413120304102 is a deficient number, since it is larger than the sum of its proper divisors (10206560152054).

20413120304102 is a wasteful number, since it uses less digits than its factorization.

20413120304102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10206560152053.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 20413120304102 its reverse (20140302131402), we get a palindrome (40553422435504).

The spelling of 20413120304102 in words is "twenty trillion, four hundred thirteen billion, one hundred twenty million, three hundred four thousand, one hundred two".