21233213033030 has 16 divisors (see below), whose sum is σ = 38322249373584. Its totient is φ = 8470515010080.

The previous prime is 21233213033029. The next prime is 21233213033041. The reversal of 21233213033030 is 3033031233212.

It is a happy number.

It is a Curzon number.

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, 2846271476 + ... + 2846278935.

It is an arithmetic number, because the mean of its divisors is an integer number (2395140585849).

Almost surely, 2^{21233213033030} is an apocalyptic number.

21233213033030 is a deficient number, since it is larger than the sum of its proper divisors (17089036340554).

21233213033030 is a wasteful number, since it uses less digits than its factorization.

21233213033030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5692550791.

The product of its (nonzero) digits is 5832, while the sum is 26.

Adding to 21233213033030 its reverse (3033031233212), we get a palindrome (24266244266242).

The spelling of 21233213033030 in words is "twenty-one trillion, two hundred thirty-three billion, two hundred thirteen million, thirty-three thousand, thirty".