21030133300120 has 96 divisors (see below), whose sum is σ = 55181804802480. Its totient is φ = 7192169107200.

The previous prime is 21030133300091. The next prime is 21030133300133. The reversal of 21030133300120 is 2100333103012.

It is a super-2 number, since 2×21030133300120² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12735306 + ... + 14291545.

Almost surely, 2^{21030133300120} is an apocalyptic number.

21030133300120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21030133300120 is an abundant number, since it is smaller than the sum of its proper divisors (34151671502360).

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

21030133300120 is a wasteful number, since it uses less digits than its factorization.

21030133300120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27027273 (or 27027262 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 21030133300120 its reverse (2100333103012), we get a palindrome (23130466403132).

The spelling of 21030133300120 in words is "twenty-one trillion, thirty billion, one hundred thirty-three million, three hundred thousand, one hundred twenty".