220012111021222 has 32 divisors (see below), whose sum is σ = 357092075950848. Its totient is φ = 101062035265536.

The previous prime is 220012111021187. The next prime is 220012111021247. The reversal of 220012111021222 is 222120111210022.

It is a self number, because there is not a number n which added to its sum of digits gives 220012111021222.

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, 16989678 + ... + 26993950.

It is an arithmetic number, because the mean of its divisors is an integer number (11159127373464).

Almost surely, 2^{220012111021222} is an apocalyptic number.

220012111021222 is a deficient number, since it is larger than the sum of its proper divisors (137079964929626).

220012111021222 is a wasteful number, since it uses less digits than its factorization.

220012111021222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10008304.

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

Adding to 220012111021222 its reverse (222120111210022), we get a palindrome (442132222231244).

The spelling of 220012111021222 in words is "two hundred twenty trillion, twelve billion, one hundred eleven million, twenty-one thousand, two hundred twenty-two".