21333330021130 has 16 divisors (see below), whose sum is σ = 38414435603040. Its totient is φ = 8530122771792.

The previous prime is 21333330021089. The next prime is 21333330021131. The reversal of 21333330021130 is 3112003333312.

It is a super-2 number, since 2×21333330021130² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21333330021095 and 21333330021104.

It is not an unprimeable number, because it can be changed into a prime (21333330021131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 401126664 + ... + 401179843.

It is an arithmetic number, because the mean of its divisors is an integer number (2400902225190).

Almost surely, 2^{21333330021130} is an apocalyptic number.

21333330021130 is a deficient number, since it is larger than the sum of its proper divisors (17081105581910).

21333330021130 is a wasteful number, since it uses less digits than its factorization.

21333330021130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 802309173.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 21333330021130 its reverse (3112003333312), we get a palindrome (24445333354442).

The spelling of 21333330021130 in words is "twenty-one trillion, three hundred thirty-three billion, three hundred thirty million, twenty-one thousand, one hundred thirty".