111200221221010 has 8 divisors (see below), whose sum is σ = 200160398197836. Its totient is φ = 44480088488400.

The previous prime is 111200221220969. The next prime is 111200221221071. The reversal of 111200221221010 is 10122122002111.

It can be written as a sum of positive squares in 2 ways, for example, as 97010542468449 + 14189678752561 = 9849393^2 + 3766919^2 .

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

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, 5560011061041 + ... + 5560011061060.

Almost surely, 2^{111200221221010} is an apocalyptic number.

111200221221010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111200221221010 is a deficient number, since it is larger than the sum of its proper divisors (88960176976826).

111200221221010 is a wasteful number, since it uses less digits than its factorization.

111200221221010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11120022122108.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 111200221221010 its reverse (10122122002111), we get a palindrome (121322343223121).

The spelling of 111200221221010 in words is "one hundred eleven trillion, two hundred billion, two hundred twenty-one million, two hundred twenty-one thousand, ten".