20033110221222 has 64 divisors (see below), whose sum is σ = 46536553290240. Its totient is φ = 5630825528064.

The previous prime is 20033110221197. The next prime is 20033110221239. The reversal of 20033110221222 is 22212201133002.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7205728 + ... + 9591075.

It is an arithmetic number, because the mean of its divisors is an integer number (727133645160).

Almost surely, 2^{20033110221222} is an apocalyptic number.

20033110221222 is an abundant number, since it is smaller than the sum of its proper divisors (26503443069018).

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

20033110221222 is a wasteful number, since it uses less digits than its factorization.

20033110221222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16797277.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 20033110221222 its reverse (22212201133002), we get a palindrome (42245311354224).

The spelling of 20033110221222 in words is "twenty trillion, thirty-three billion, one hundred ten million, two hundred twenty-one thousand, two hundred twenty-two".