111200222120210 has 8 divisors (see below), whose sum is σ = 200160399816396. Its totient is φ = 44480088848080.

The previous prime is 111200222120201. The next prime is 111200222120243. The reversal of 111200222120210 is 12021222002111.

It can be written as a sum of positive squares in 2 ways, for example, as 107778635959201 + 3421586161009 = 10381649^2 + 1849753^2 .

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

It is a Curzon 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, 5560011106001 + ... + 5560011106020.

Almost surely, 2^{111200222120210} is an apocalyptic number.

111200222120210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111200222120210 is a deficient number, since it is larger than the sum of its proper divisors (88960177696186).

111200222120210 is a wasteful number, since it uses less digits than its factorization.

111200222120210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11120022212028.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 111200222120210 its reverse (12021222002111), we get a palindrome (123221444122321).

The spelling of 111200222120210 in words is "one hundred eleven trillion, two hundred billion, two hundred twenty-two million, one hundred twenty thousand, two hundred ten".