21133033330222 has 32 divisors (see below), whose sum is σ = 35375865122304. Its totient is φ = 9385899432000.

The previous prime is 21133033330219. The next prime is 21133033330247. The reversal of 21133033330222 is 22203333033112.

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, 16382008 + ... + 17624875.

It is an arithmetic number, because the mean of its divisors is an integer number (1105495785072).

Almost surely, 2^{21133033330222} is an apocalyptic number.

21133033330222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

21133033330222 is a deficient number, since it is larger than the sum of its proper divisors (14242831792082).

21133033330222 is a wasteful number, since it uses less digits than its factorization.

21133033330222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34007544.

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

Adding to 21133033330222 its reverse (22203333033112), we get a palindrome (43336366363334).

The spelling of 21133033330222 in words is "twenty-one trillion, one hundred thirty-three billion, thirty-three million, three hundred thirty thousand, two hundred twenty-two".