30503310000 has 100 divisors (see below), whose sum is σ = 98468848632. Its totient is φ = 8134208000.

The previous prime is 30503309999. The next prime is 30503310031. The reversal of 30503310000 is 1330503.

It is a tau number, because it is divible by the number of its divisors (100).

It is a super-2 number, since 2×30503310000² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 478389 + ... + 538388.

Almost surely, 2^30503310000 is an apocalyptic number.

30503310000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30503310000 is an abundant number, since it is smaller than the sum of its proper divisors (67965538632).

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

30503310000 is a wasteful number, since it uses less digits than its factorization.

30503310000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016808 (or 1016787 counting only the distinct ones).

The product of its (nonzero) digits is 135, while the sum is 15.

Adding to 30503310000 its reverse (1330503), we get a palindrome (30504640503).

The spelling of 30503310000 in words is "thirty billion, five hundred three million, three hundred ten thousand".