220220121120112 has 20 divisors (see below), whose sum is σ = 436599193617400. Its totient is φ = 107549361476928.

The previous prime is 220220121120079. The next prime is 220220121120149. The reversal of 220220121120112 is 211021121022022.

It is a self number, because there is not a number n which added to its sum of digits gives 220220121120112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160043691987 + ... + 160043693362.

It is an arithmetic number, because the mean of its divisors is an integer number (21829959680870).

Almost surely, 2^{220220121120112} is an apocalyptic number.

It is an amenable number.

220220121120112 is a deficient number, since it is larger than the sum of its proper divisors (216379072497288).

220220121120112 is a wasteful number, since it uses less digits than its factorization.

220220121120112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320087385400 (or 320087385394 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 220220121120112 its reverse (211021121022022), we get a palindrome (431241242142134).

The spelling of 220220121120112 in words is "two hundred twenty trillion, two hundred twenty billion, one hundred twenty-one million, one hundred twenty thousand, one hundred twelve".