21233301011222 has 64 divisors (see below), whose sum is σ = 32692244889600. Its totient is φ = 10340341545600.

The previous prime is 21233301011213. The next prime is 21233301011287. The reversal of 21233301011222 is 22211010333212.

It is a super-2 number, since 2×21233301011222² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3055587404 + ... + 3055594352.

It is an arithmetic number, because the mean of its divisors is an integer number (510816326400).

Almost surely, 2^{21233301011222} is an apocalyptic number.

21233301011222 is a deficient number, since it is larger than the sum of its proper divisors (11458943878378).

21233301011222 is a wasteful number, since it uses less digits than its factorization.

21233301011222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7917.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 21233301011222 its reverse (22211010333212), we get a palindrome (43444311344434).

The spelling of 21233301011222 in words is "twenty-one trillion, two hundred thirty-three billion, three hundred one million, eleven thousand, two hundred twenty-two".