1020104499903 has 32 divisors (see below), whose sum is σ = 1424236137984. Its totient is φ = 648230808192.

The previous prime is 1020104499889. The next prime is 1020104499991. The reversal of 1020104499903 is 3099944010201.

It is not a de Polignac number, because 1020104499903 - 2⁵ = 1020104499871 is a prime.

It is a super-2 number, since 2×1020104499903² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020104499203) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33005125 + ... + 33036017.

It is an arithmetic number, because the mean of its divisors is an integer number (44507379312).

Almost surely, 2^{1020104499903} is an apocalyptic number.

1020104499903 is a deficient number, since it is larger than the sum of its proper divisors (404131638081).

1020104499903 is a wasteful number, since it uses less digits than its factorization.

1020104499903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32575.

The product of its (nonzero) digits is 69984, while the sum is 42.

The spelling of 1020104499903 in words is "one trillion, twenty billion, one hundred four million, four hundred ninety-nine thousand, nine hundred three".