220111111121002 has 32 divisors (see below), whose sum is σ = 352581368987520. Its totient is φ = 102753092816640.

The previous prime is 220111111120987. The next prime is 220111111121003. The reversal of 220111111121002 is 200121111111022.

It is not an unprimeable number, because it can be changed into a prime (220111111121003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9822603 + ... + 23166910.

It is an arithmetic number, because the mean of its divisors is an integer number (11018167780860).

Almost surely, 2^{220111111121002} is an apocalyptic number.

220111111121002 is a deficient number, since it is larger than the sum of its proper divisors (132470257866518).

220111111121002 is a wasteful number, since it uses less digits than its factorization.

220111111121002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32992078.

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 220111111121002 its reverse (200121111111022), we get a palindrome (420232222232024).

The spelling of 220111111121002 in words is "two hundred twenty trillion, one hundred eleven billion, one hundred eleven million, one hundred twenty-one thousand, two".