111101021210210 has 16 divisors (see below), whose sum is σ = 201850827322176. Its totient is φ = 44025077563248.

The previous prime is 111101021210177. The next prime is 111101021210237. The reversal of 111101021210210 is 12012120101111.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51916363982 + ... + 51916366121.

It is an arithmetic number, because the mean of its divisors is an integer number (12615676707636).

Almost surely, 2^{111101021210210} is an apocalyptic number.

111101021210210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111101021210210 is a deficient number, since it is larger than the sum of its proper divisors (90749806111966).

111101021210210 is a wasteful number, since it uses less digits than its factorization.

111101021210210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103832730217.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 111101021210210 its reverse (12012120101111), we get a palindrome (123113141311321).

The spelling of 111101021210210 in words is "one hundred eleven trillion, one hundred one billion, twenty-one million, two hundred ten thousand, two hundred ten".