220120201222 has 4 divisors (see below), whose sum is σ = 330180301836. Its totient is φ = 110060100610.

The previous prime is 220120201177. The next prime is 220120201253. The reversal of 220120201222 is 222102021022.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 220120201196 and 220120201205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55030050304 + ... + 55030050307.

It is an arithmetic number, because the mean of its divisors is an integer number (82545075459).

Almost surely, 2^220120201222 is an apocalyptic number.

220120201222 is a deficient number, since it is larger than the sum of its proper divisors (110060100614).

220120201222 is a wasteful number, since it uses less digits than its factorization.

220120201222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110060100613.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 220120201222 its reverse (222102021022), we get a palindrome (442222222244).

The spelling of 220120201222 in words is "two hundred twenty billion, one hundred twenty million, two hundred one thousand, two hundred twenty-two".