21333300153222 has 32 divisors (see below), whose sum is σ = 43065842811264. Its totient is φ = 7044561144000.

The previous prime is 21333300153167. The next prime is 21333300153239. The reversal of 21333300153222 is 22235100333312.

It is a self number, because there is not a number n which added to its sum of digits gives 21333300153222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89633397 + ... + 89871087.

It is an arithmetic number, because the mean of its divisors is an integer number (1345807587852).

Almost surely, 2^{21333300153222} is an apocalyptic number.

21333300153222 is an abundant number, since it is smaller than the sum of its proper divisors (21732542658042).

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

21333300153222 is a wasteful number, since it uses less digits than its factorization.

21333300153222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377604.

The product of its (nonzero) digits is 19440, while the sum is 30.

Adding to 21333300153222 its reverse (22235100333312), we get a palindrome (43568400486534).

The spelling of 21333300153222 in words is "twenty-one trillion, three hundred thirty-three billion, three hundred million, one hundred fifty-three thousand, two hundred twenty-two".