21033231033322 has 32 divisors (see below), whose sum is σ = 31730964753600. Its totient is φ = 10456415722368.

The previous prime is 21033231033263. The next prime is 21033231033323. The reversal of 21033231033322 is 22333013233012.

It is not an unprimeable number, because it can be changed into a prime (21033231033323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 822272329 + ... + 822297907.

It is an arithmetic number, because the mean of its divisors is an integer number (991592648550).

Almost surely, 2^{21033231033322} is an apocalyptic number.

21033231033322 is a deficient number, since it is larger than the sum of its proper divisors (10697733720278).

21033231033322 is a wasteful number, since it uses less digits than its factorization.

21033231033322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28870.

The product of its (nonzero) digits is 11664, while the sum is 28.

Adding to 21033231033322 its reverse (22333013233012), we get a palindrome (43366244266334).

The spelling of 21033231033322 in words is "twenty-one trillion, thirty-three billion, two hundred thirty-one million, thirty-three thousand, three hundred twenty-two".