20320033111222 has 128 divisors (see below), whose sum is σ = 35840495222784. Its totient is φ = 8555320147968.

The previous prime is 20320033111211. The next prime is 20320033111283. The reversal of 20320033111222 is 22211133002302.

It is a junction number, because it is equal to n+sod(n) for n = 20320033111193 and 20320033111202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 894080823 + ... + 894103549.

It is an arithmetic number, because the mean of its divisors is an integer number (280003868928).

Almost surely, 2^{20320033111222} is an apocalyptic number.

20320033111222 is a deficient number, since it is larger than the sum of its proper divisors (15520462111562).

20320033111222 is a wasteful number, since it uses less digits than its factorization.

20320033111222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23222.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 20320033111222 its reverse (22211133002302), we get a palindrome (42531166113524).

The spelling of 20320033111222 in words is "twenty trillion, three hundred twenty billion, thirty-three million, one hundred eleven thousand, two hundred twenty-two".