21023222033010 has 64 divisors (see below), whose sum is σ = 52922255862528. Its totient is φ = 5334660317184.

The previous prime is 21023222033003. The next prime is 21023222033017. The reversal of 21023222033010 is 1033022232012.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (21023222033003) and next prime (21023222033017).

It is not an unprimeable number, because it can be changed into a prime (21023222033017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 78800607 + ... + 79066946.

It is an arithmetic number, because the mean of its divisors is an integer number (826910247852).

Almost surely, 2^{21023222033010} is an apocalyptic number.

21023222033010 is an abundant number, since it is smaller than the sum of its proper divisors (31899033829518).

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

21023222033010 is a wasteful number, since it uses less digits than its factorization.

21023222033010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157867779.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 21023222033010 its reverse (1033022232012), we get a palindrome (22056244265022).

The spelling of 21023222033010 in words is "twenty-one trillion, twenty-three billion, two hundred twenty-two million, thirty-three thousand, ten".