33220331222 has 16 divisors (see below), whose sum is σ = 53682970320. Its totient is φ = 15326929632.

The previous prime is 33220331189. The next prime is 33220331233. The reversal of 33220331222 is 22213302233.

It is a super-2 number, since 2×33220331222² (a number of 22 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 7 ways as a sum of consecutive naturals, for example, 156548 + ... + 301575.

It is an arithmetic number, because the mean of its divisors is an integer number (3355185645).

Almost surely, 2^33220331222 is an apocalyptic number.

33220331222 is a deficient number, since it is larger than the sum of its proper divisors (20462639098).

33220331222 is a wasteful number, since it uses less digits than its factorization.

33220331222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460927.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 33220331222 its reverse (22213302233), we get a palindrome (55433633455).

The spelling of 33220331222 in words is "thirty-three billion, two hundred twenty million, three hundred thirty-one thousand, two hundred twenty-two".