222201021211022 has 16 divisors (see below), whose sum is σ = 380916228923520. Its totient is φ = 95228960950008.

The previous prime is 222201021211021. The next prime is 222201021211079. The reversal of 222201021211022 is 220112120102222.

It is a junction number, because it is equal to n+sod(n) for n = 222201021210985 and 222201021211003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222201021211021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47322053 + ... + 51805199.

It is an arithmetic number, because the mean of its divisors is an integer number (23807264307720).

Almost surely, 2^{222201021211022} is an apocalyptic number.

222201021211022 is a deficient number, since it is larger than the sum of its proper divisors (158715207712498).

222201021211022 is a wasteful number, since it uses less digits than its factorization.

222201021211022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8023415.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 222201021211022 its reverse (220112120102222), we get a palindrome (442313141313244).

The spelling of 222201021211022 in words is "two hundred twenty-two trillion, two hundred one billion, twenty-one million, two hundred eleven thousand, twenty-two".