20200103212104 has 96 divisors (see below), whose sum is σ = 59055774148800. Its totient is φ = 6218522513280.

The previous prime is 20200103212099. The next prime is 20200103212147. The reversal of 20200103212104 is 40121230100202.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 210264562 + ... + 210360609.

It is an arithmetic number, because the mean of its divisors is an integer number (615164314050).

Almost surely, 2^{20200103212104} is an apocalyptic number.

20200103212104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

20200103212104 is an abundant number, since it is smaller than the sum of its proper divisors (38855670936696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20200103212104 is a wasteful number, since it uses less digits than its factorization.

20200103212104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420625235 (or 420625228 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 20200103212104 its reverse (40121230100202), we get a palindrome (60321333312306).

The spelling of 20200103212104 in words is "twenty trillion, two hundred billion, one hundred three million, two hundred twelve thousand, one hundred four".