20112330111222 has 32 divisors (see below), whose sum is σ = 40276241682048. Its totient is φ = 6695518383936.

The previous prime is 20112330111217. The next prime is 20112330111281. The reversal of 20112330111222 is 22211103321102.

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, 14686653 + ... + 15997575.

It is an arithmetic number, because the mean of its divisors is an integer number (1258632552564).

Almost surely, 2^{20112330111222} is an apocalyptic number.

20112330111222 is an abundant number, since it is smaller than the sum of its proper divisors (20163911570826).

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

20112330111222 is a wasteful number, since it uses less digits than its factorization.

20112330111222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1314204.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 20112330111222 its reverse (22211103321102), we get a palindrome (42323433432324).

The spelling of 20112330111222 in words is "twenty trillion, one hundred twelve billion, three hundred thirty million, one hundred eleven thousand, two hundred twenty-two".