20001333104 has 10 divisors (see below), whose sum is σ = 38752582920. Its totient is φ = 10000666544.

The previous prime is 20001333073. The next prime is 20001333139. The reversal of 20001333104 is 40133310002.

It is a happy number.

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, 625041644 + ... + 625041675.

It is an arithmetic number, because the mean of its divisors is an integer number (3875258292).

Almost surely, 2^20001333104 is an apocalyptic number.

It is an amenable number.

20001333104 is a deficient number, since it is larger than the sum of its proper divisors (18751249816).

20001333104 is a wasteful number, since it uses less digits than its factorization.

20001333104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1250083327 (or 1250083321 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 20001333104 its reverse (40133310002), we get a palindrome (60134643106).

The spelling of 20001333104 in words is "twenty billion, one million, three hundred thirty-three thousand, one hundred four".