30003010021103 has 4 divisors (see below), whose sum is σ = 34289154309840. Its totient is φ = 25716865732368.

The previous prime is 30003010021099. The next prime is 30003010021111. The reversal of 30003010021103 is 30112001030003.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 30003010021103 - 2² = 30003010021099 is a prime.

It is a super-2 number, since 2×30003010021103² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30003010021163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2143072144358 + ... + 2143072144371.

It is an arithmetic number, because the mean of its divisors is an integer number (8572288577460).

Almost surely, 2^{30003010021103} is an apocalyptic number.

30003010021103 is a deficient number, since it is larger than the sum of its proper divisors (4286144288737).

30003010021103 is an equidigital number, since it uses as much as digits as its factorization.

30003010021103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4286144288736.

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 30003010021103 its reverse (30112001030003), we get a palindrome (60115011051106).

The spelling of 30003010021103 in words is "thirty trillion, three billion, ten million, twenty-one thousand, one hundred three".