21120130002303 has 24 divisors (see below), whose sum is σ = 31559127181920. Its totient is φ = 13594431936960.

The previous prime is 21120130002277. The next prime is 21120130002311. The reversal of 21120130002303 is 30320003102112.

21120130002303 is a `hidden beast` number, since 211 + 20 + 130 + 0 + 0 + 2 + 303 = 666.

It is not a de Polignac number, because 21120130002303 - 2⁸ = 21120130002047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21120130002373) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30629550 + ... + 31311492.

It is an arithmetic number, because the mean of its divisors is an integer number (1314963632580).

Almost surely, 2^{21120130002303} is an apocalyptic number.

21120130002303 is a deficient number, since it is larger than the sum of its proper divisors (10438997179617).

21120130002303 is a wasteful number, since it uses less digits than its factorization.

21120130002303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800639 (or 800636 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 21120130002303 its reverse (30320003102112), we get a palindrome (51440133104415).

The spelling of 21120130002303 in words is "twenty-one trillion, one hundred twenty billion, one hundred thirty million, two thousand, three hundred three".