20300000204 has 24 divisors (see below), whose sum is σ = 39655818048. Its totient is φ = 9012684240.

The previous prime is 20300000173. The next prime is 20300000219. The reversal of 20300000204 is 40200000302.

It is a Harshad number since it is a multiple of its sum of digits (11).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5362802 + ... + 5366585.

It is an arithmetic number, because the mean of its divisors is an integer number (1652325752).

Almost surely, 2^20300000204 is an apocalyptic number.

It is an amenable number.

20300000204 is a deficient number, since it is larger than the sum of its proper divisors (19355817844).

20300000204 is a wasteful number, since it uses less digits than its factorization.

20300000204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10729445 (or 10729443 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 11.

Adding to 20300000204 its reverse (40200000302), we get a palindrome (60500000506).

The spelling of 20300000204 in words is "twenty billion, three hundred million, two hundred four", and thus it is an aban number.