111222331222010 has 8 divisors (see below), whose sum is σ = 200200196199636. Its totient is φ = 44488932488800.

The previous prime is 111222331221973. The next prime is 111222331222081. The reversal of 111222331222010 is 10222133222111.

It can be written as a sum of positive squares in 2 ways, for example, as 100710035922721 + 10512295299289 = 10035439^2 + 3242267^2 .

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 pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5561116561091 + ... + 5561116561110.

Almost surely, 2^{111222331222010} is an apocalyptic number.

111222331222010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111222331222010 is a deficient number, since it is larger than the sum of its proper divisors (88977864977626).

111222331222010 is a wasteful number, since it uses less digits than its factorization.

111222331222010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11122233122208.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 111222331222010 its reverse (10222133222111), we get a palindrome (121444464444121).

The spelling of 111222331222010 in words is "one hundred eleven trillion, two hundred twenty-two billion, three hundred thirty-one million, two hundred twenty-two thousand, ten".