111010101212222 has 8 divisors (see below), whose sum is σ = 166619158788672. Its totient is φ = 55470381616000.

The previous prime is 111010101212221. The next prime is 111010101212279. The reversal of 111010101212222 is 222212101010111.

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

It is a super-2 number, since 2×111010101212222² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 111010101212222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111010101212221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17334491054 + ... + 17334497457.

It is an arithmetic number, because the mean of its divisors is an integer number (20827394848584).

Almost surely, 2^{111010101212222} is an apocalyptic number.

111010101212222 is a deficient number, since it is larger than the sum of its proper divisors (55609057576450).

111010101212222 is a wasteful number, since it uses less digits than its factorization.

111010101212222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34668990114.

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

Adding to 111010101212222 its reverse (222212101010111), we get a palindrome (333222202222333).

The spelling of 111010101212222 in words is "one hundred eleven trillion, ten billion, one hundred one million, two hundred twelve thousand, two hundred twenty-two".