201101220222222 has 16 divisors (see below), whose sum is σ = 423370989941760. Its totient is φ = 63505648491192.

The previous prime is 201101220222131. The next prime is 201101220222271. The reversal of 201101220222222 is 222222022101102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 882022895598 + ... + 882022895825.

It is an arithmetic number, because the mean of its divisors is an integer number (26460686871360).

Almost surely, 2^{201101220222222} is an apocalyptic number.

201101220222222 is an abundant number, since it is smaller than the sum of its proper divisors (222269769719538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201101220222222 is a wasteful number, since it uses less digits than its factorization.

201101220222222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1764045791447.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 201101220222222 its reverse (222222022101102), we get a palindrome (423323242323324).

The spelling of 201101220222222 in words is "two hundred one trillion, one hundred one billion, two hundred twenty million, two hundred twenty-two thousand, two hundred twenty-two".