220212221221222 has 8 divisors (see below), whose sum is σ = 335248456187736. Its totient is φ = 108462735825312.

The previous prime is 220212221221177. The next prime is 220212221221259. The reversal of 220212221221222 is 222122122212022.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 821687392483 + ... + 821687392750.

It is an arithmetic number, because the mean of its divisors is an integer number (41906057023467).

Almost surely, 2^{220212221221222} is an apocalyptic number.

220212221221222 is a deficient number, since it is larger than the sum of its proper divisors (115036234966514).

220212221221222 is a wasteful number, since it uses less digits than its factorization.

220212221221222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1643374785302.

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 220212221221222 its reverse (222122122212022), we get a palindrome (442334343433244).

The spelling of 220212221221222 in words is "two hundred twenty trillion, two hundred twelve billion, two hundred twenty-one million, two hundred twenty-one thousand, two hundred twenty-two".