111201220202222 has 8 divisors (see below), whose sum is σ = 166802666720736. Its totient is φ = 55600331295312.

The previous prime is 111201220202197. The next prime is 111201220202251. The reversal of 111201220202222 is 222202022102111.

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

It is a super-2 number, since 2×111201220202222² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111201220202194 and 111201220202203.

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, 138903983 + ... + 139702250.

It is an arithmetic number, because the mean of its divisors is an integer number (20850333340092).

Almost surely, 2^{111201220202222} is an apocalyptic number.

111201220202222 is a deficient number, since it is larger than the sum of its proper divisors (55601446518514).

111201220202222 is a wasteful number, since it uses less digits than its factorization.

111201220202222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278805802.

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

Adding to 111201220202222 its reverse (222202022102111), we get a palindrome (333403242304333).

The spelling of 111201220202222 in words is "one hundred eleven trillion, two hundred one billion, two hundred twenty million, two hundred two thousand, two hundred twenty-two".