21033110122030 has 16 divisors (see below), whose sum is σ = 37860767272944. Its totient is φ = 8412984259200.

The previous prime is 21033110122007. The next prime is 21033110122061. The reversal of 21033110122030 is 3022101133012.

It is a junction number, because it is equal to n+sod(n) for n = 21033110121989 and 21033110122007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32133492 + ... + 32781511.

It is an arithmetic number, because the mean of its divisors is an integer number (2366297954559).

Almost surely, 2^{21033110122030} is an apocalyptic number.

21033110122030 is a deficient number, since it is larger than the sum of its proper divisors (16827657150914).

21033110122030 is a wasteful number, since it uses less digits than its factorization.

21033110122030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64947411.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 21033110122030 its reverse (3022101133012), we get a palindrome (24055211255042).

The spelling of 21033110122030 in words is "twenty-one trillion, thirty-three billion, one hundred ten million, one hundred twenty-two thousand, thirty".