101111221100222 has 4 divisors (see below), whose sum is σ = 151666831650336. Its totient is φ = 50555610550110.

The previous prime is 101111221100221. The next prime is 101111221100299. The reversal of 101111221100222 is 222001122111101.

101111221100222 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 101111221100222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101111221100221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25277805275054 + ... + 25277805275057.

It is an arithmetic number, because the mean of its divisors is an integer number (37916707912584).

Almost surely, 2^{101111221100222} is an apocalyptic number.

101111221100222 is a deficient number, since it is larger than the sum of its proper divisors (50555610550114).

101111221100222 is an equidigital number, since it uses as much as digits as its factorization.

101111221100222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50555610550113.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 101111221100222 its reverse (222001122111101), we get a palindrome (323112343211323).

The spelling of 101111221100222 in words is "one hundred one trillion, one hundred eleven billion, two hundred twenty-one million, one hundred thousand, two hundred twenty-two".